Omni directional rolling, horizontal comparison between Yijian Elf and products of the same level Phase II
Omni directional rolling, horizontal comparison between Yijian Elf and products of the same level Phase II
2017-11-22 10:46

On the other side of the ocean, the war between the US presidents has just ended, and the annual National Hand Chopping Festival from the East has also reached its climax. However, as in previous years, there is no suspense about the king in the category of sports and fitness, and Yijian treadmill in 2016 is still alone. As of 11:00 a.m. on November 11, we have seen that not only Yijian Sports Flagship Store is far ahead in the trade index ranking of sports category, but also Yijian accounts for half of the top ten in the ranking!

As the superstar of Yijian treadmill in 2016, Yijian Genie ELF has accounted for 60% of the sales volume of Yijian Sports Flagship Store even though it has only been released for one month and has been officially sold for less than two weeks! As a star level product, Elf did not rely on price war to compete maliciously, but gained market recognition by its outstanding design and differentiated positioning. What's the difference between this Elf ELF and the cheaper products on the market? Let's have a good comparison.

The product to be compared in the previous issue was the treadmill A with the same running belt specification, which sold for 1499 yuan on Elf ELF and Tmall. The product to be compared in this issue is the treadmill B with the same running belt specification, which sold for the third time last month on Elf ELF and Tmall. The multi-functional version sold for 1699 yuan (hereinafter referred to as the comparison treadmill B). This article will make a horizontal and in-depth comparative evaluation, so that you can see the key technologies at a glance.

List of official parameters   

Appearance configuration

First, let's take a look at the overall appearance. The Elf Elf is a typical simple style design, with black and white matching. The running belt has a light orange stripe, which is simple, fashionable and young; Compared with treadmill B, the design of treadmill B is pure black, with orange red stripes, which is more industrial, and the appearance design is slightly clumsy and old-fashioned.   control deck Both models are equipped with safety locks, which is a necessary safety measure; Smart ELF can accelerate/decelerate and start/stop operations through touch screen and keys at the same time, so the keys are simple and clear, and it is equipped with headset jack and USB jack at the same time; In contrast, the treadmill B button is operated by pressing a key. The key is complex. There is only a headphone jack and no USB jack.

screen The Elf ELF is equipped with a 10.1-inch high-definition color touch screen. This large screen not only displays running data, but also has the entertainment function of watching videos and listening to music. Compared with treadmill B, it is an ordinary monochrome blue screen, which can only display running data.

Handrail The whole handrail of Elf ELF is wide and thick. The measured weight of a pair of handrails is 1.08KG, the thickest part is 5cm, and the height is 7cm. The imitation leather foam handrails are used, which can achieve slow rebound when pressed to prevent bumping injuries. In addition, the metal heart rate sensor is integrated. Compared with the handrails of treadmill B, the handrails are unbreakable, short and small, with a weak sense of enclosure, and are vulnerable to bumping injuries.

Material Let's first look at the overall materials. The two models of the column use oval tubes with a section of 30x80MM and a thickness of 1.5MM, and the side tubes of the chassis use square tubes with a section of 30x80MM and a thickness of 1.5MM. The difference is that the whole body of Elf ELF is made of fine steel, and the bottom sealing plate is a whole 1.0 fine steel plate. The bottom plate of treadmill B is 0.4 blow molding plate, which is much thinner than the bottom plate of treadmill B.

folding type The Elf ELF and the comparison treadmill B both adopt the hydraulic folding mode. As long as you gently kick the hydraulic rod, the running board will fall down automatically and slowly, without manual operation, which is very convenient.

Gradient rise and fall The Elf ELF adopts roller adjustment and manual lifting of the third gear. Compared with treadmill B, a simple triangular wheel is used to adjust the slope.

Refueling system The Elf ELF is equipped with an automatic refueling system. After we get the treadmill, we just need to follow the treadmill's prompts to fill up the lubricating oil pot. Running opportunities automatically distribute lubricating oil during use, which is convenient and convenient, and extends the service life of the treadmill. In contrast to treadmill B, it can only be manually refueled, which is easy to miss or add more, which is not conducive to the maintenance of the treadmill.

Summary The appearance of the two models is totally different, regardless of the pros and cons; Yijian has the advantage of 10.1 inch high-definition large color screen. Compared with treadmill B, it still has a blue screen, without large screen configuration; The material of the comparison treadmill B is not as good as Yijian, which may explain why the net weight of the body of the comparison treadmill B is 15KG lighter than Yijian, equivalent to 1/4 of the total weight, when the overall dimensions are the same. The two models have the same hydraulic folding function. For other operations, the Elf ELF design is more user-friendly, and the automatic refueling system provides great convenience advantages.

Running board

The most interesting and intuitive part of the treadmill is the running board. The material thickness of the running belt affects the running experience, and the length and width of the running belt determine the size of the running area. The running belt width of large commercial treadmills is generally 56cm, and the running belt length is 155cm. 42CM is the width commonly used for household treadmills, and it is also a golden size to meet the basic needs. In the additional grade clauses of Article 5.11, the minimum length and width of the running belt should be greater than 1200x400MM. Let's take a look at the measured running belt material, thickness and area of these two treadmills.

Running band material. Both of them use turf running belt. Measured with vernier caliper, the Elf ELF running belt is 1.6mm thick and 1.9KG heavy; The running belt of treadmill B is 1.3mm thick and 1.74KG heavy. The former is thicker and heavier than the latter.

Running belt width. The measured width of the running belt of Elf ELF is 42cm, and that of the comparison treadmill B is 43cm, which is consistent with the official data and meets the requirements of the national standard. The running belt width of comparison treadmill B is slightly wider.

Running belt length. The measured length of the running belt of Elf ELF is 124cm, 2cm less than the official marking data, and 4Cm more than the national standard. The comparison treadmill B is 117CM, 9CM less than the official marking data, 3CM less than the national standard requirements, which is substandard.

Non slip edging. Anti slip edging is an important safety protection measure, and the standard width specified in Article 5.9 of the national standard is not less than 8cm. Both models adopt three-dimensional fine grass grain anti-skid edging. The measured width of Elf ELF is 8CM, and its weight is 1.52KG; However, compared with treadmill B, the measured width is only 6cm, weighing 1.44KG, and the width is 2cm less than the national standard and official publicity.

Running board width. The measured width of Elf ELF is 58cm, which is the commonly used standard width, while the width of treadmill B is only 55cm. Although the width of the running belt is 1cm wider than the commonly used width, it is greatly shrunk on the anti slip edging, which seems wider. In fact, the running platform is much narrower than the normal size, and the sacrifice of safety is just a publicity stunt of 1cm wide running belt, which is greatly undesirable.

Summary: The overall appearance shows that the running belt width of both models meets the standard. The data of Elf ELF is basically consistent with the official propaganda data. The running belt length of treadmill B is not up to the standard, and there is suspicion of false propaganda. The running belt material, Elf ELF is slightly better than the comparison treadmill B.

Core software and hardware configuration

electric machinery. The motor power is an important functional indicator of the treadmill. If the motor power is not enough, the running belt will rotate at a speed lower than the marked speed, resulting in the actual running mileage less than the mileage displayed on the treadmill. You think you ran 10 kilometers in an hour, but in fact you may have run more than 8 kilometers. The motor power is determined by the power of the treadmill: the motor. It can be said that the quality of the motor is a core indicator, but it is an indicator "invisible" to consumers. We conducted a disassembly test to present the motor to everyone.

Elf ELF adopts the self-developed motor of Yijian, which has the national 3C certification. The label information is complete and compliant, and the overall quality is 4.938KG, which is relatively heavy. The official promotion of motor power is that rated power is 0.75HP and peak power is 3.0HP, which is an honest marking method. High power is not falsely marked, because the difference between the rated power and peak power of the treadmill motor is large, and the peak power represents the maximum allowable power in operation, but it can not be reached in general operation. In the motor characteristic test, Yijian has low temperature rise and small fluctuation. After the 0.75HP test, it is tested according to the 1.0HP standard. The temperature rise is 99K, indicating that the actual power can reach 1.0HP.

Compared with treadmill B, the overall weight of motor is light, only 4.378KG. There is no 3C certification. The motor is not marked with rated working voltage, manufacturer, insulation class, motor working system and other information. The power is officially advertised as 3.5PH, but the false label is serious. Not only is there no indication of rated power and peak power, but the motor is also marked as 3.0HP, which is inconsistent with the publicity. In the motor characteristic test, compared with treadmill B, the motor has low efficiency, high temperature rise, large fluctuation and is very unstable.


Shock absorber. The shock absorber has two main functions. First, protect our joints and relieve running pressure; Second, reduce the impact and friction on the floor to control running noise. Shock absorber is closely related to our health, and also avoids neighborhood disharmony caused by disturbing our neighbors. It is a technical indicator that keeps pace with the function and even more important.

Elf ELF adopts its own national patented Mercedes Benz six level shock absorption system, and has a luxurious shock absorption kit with a total weight of 2.781KG. At the same time, the main shock absorber has three levels of shock absorption: spring, oil pressure and air pressure, as well as cushion honeycomb shock absorption, shock column airbag shock absorption, and tendon wheel shock absorption. The shock absorption effect is good. The no-load and load vibration tests are conducted at the speed of 8KM/H, and there is basically no vibration feeling.

Compared with treadmill B, it adopts its own national patented four-wheel spring damping system. The main damping device is four springs. The damping device is relatively simple and simple, and the spring is relatively short, and there is no oil pressure damping. The roller is made of hard plastic, which has no elasticity and no auxiliary damping effect. The whole damping device has a mass of 2.176KG, which has a certain damping effect, but the comprehensive damping effect is weak, Carry out no-load and load vibration test at the speed of 8KM/H, and feel numb.

controller. The controller can be said to be the software of the electric treadmill, and is the master device that controls the start, speed regulation, braking and reverse direction of the motor. It is mainly divided into upper control and lower control. Through circuit, chip and sensor regulation, the speed of running belt can be stabilized, increased and decreased.

Yijian lower control chip uses the American microchip chip with the highest cost and the best stability, and with the speed sensor, the speed control precision is high; The aluminum fin for heat dissipation is thick and not easy to overheat. The components are made of enough materials and the overall quality is heavy, reaching 0.257KG.

Compared with treadmill B, the lower control chip uses Taiwan Hetai chip, which has no speed sensor, low reliability and instability; The material is medium grade, and the overall weight is light, only 0.202KG.

Experience and test

Running and handling experience We found a tester weighing 87kg to conduct a live experience test. The key sensitivity of both models is very high, and the Elf ELF is easy to operate. Compared with the treadmill B, the speed of key selection needs several times, and the speed label is unclear, which affects the operation. The speed adjustment during running is very stable, and the running comfort brought by the shock absorption effect of Elf ELF is more obvious than that of treadmill B.

Accuracy test. The speed deviation of the two models was tested at different speeds, and the results showed that the speed accuracy of Elf ELF was qualified, and the speed deviation of comparison treadmill B exceeded 20%, which was not in line with the national standard.

Noise test. At 30CM away from the noise source, the noise test is conducted for the two models under the same speed setting. The noise control of both models is excellent, and the strength is equal. You don't need to worry about sports disturbing neighbors, so you can run safely.

Safety test. The safety of Elf ELF is up to the standard. Compared with the treadmill line B, the buckle tension and running area are not qualified, and the safety switch magnetism is inferior to Elf ELF.

Installation and after-sales

As a new upstart of treadmill e-commerce, logistics installation and after-sales are very important.

Logistics installation. Elf ELF provides free delivery and door-to-door installation services, without having to do it yourself, and has a complete after-sales system. Compared with treadmill B, it can only provide the service of delivering goods to the downstairs, without going upstairs or installing, so the difference of user's experience after purchase can be imagined.

After sales warranty. Both models also provide a 1-year warranty for the whole machine, and Elf ELF provides a 6-year warranty for the motor and a lifetime warranty for plastic parts. Users need not worry about the length of this warranty.

summary

It can be clearly seen that Elf ELF can easily crush the treadmill compared this time in any aspect. The slightly higher price brings a more fashionable appearance, better shock absorption effect for knee protection, and better running experience. Elf ELF can win the favor of the market on the Double 11, which shows that consumers now need high-quality and differentiated products, rather than those products with low quality and low price, which do not consider the safety and health of consumers and are insincere. I hope friends who are considering buying a treadmill can choose carefully.


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