Oppo particulars the rigorous testing of its smartphones


Oppo believes that producing top quality merchandise is one of the simplest ways to win client loyalty and has carried out strict qc all through the group. On the coronary heart of them is the Oppo Qi Reliability Lab which was arrange in 2017 on the manufacturing unit in Larger Noida, India.

A seemingly easy determination really takes a number of analysis, planning, and improvement. For instance, the Oppo F21 Professional was launched a number of weeks again with a “Sundown Orange” leatherette again. However that is the top of the story.


Oppo Qi Reliability Lab

The story begins with a number of thousand completely different textures that OPPO designers examined. Six have been short-listed and despatched for market analysis. Amongst them, a lychee grain leather-based texture was chosen. Really inserting it on the telephone requires a “fiberglass-leather” development, which can be utilized as a again panel with out the necessity for inside help. It took a number of work to determine this out even within the manufacturing course of.

The fiberglass-leather materials is examined for sturdiness by rubbing 5,000, 10,000 and 200,000 occasions, respectively, with an alcohol-soaked pad, a rubber eraser, and a chunk of denim.

Can your jeans rub against the exterior of the phone?
Can your denims rub in opposition to the outside of the telephone?

Every new mannequin made by Oppo undergoes a sequence of assessments that simulate years of every day put on and tear and numerous accidents. The lab is how a lot injury the telephone can do earlier than it breaks, but in addition what causes beauty points.

The straightforward drop take a look at is designed to be extra stringent than the business common, permitting telephones to go from 1m peak as a substitute of 0.8m. The telephone is dropped 12 to 24 occasions on all 6 sides, 8 corners and 12 edges. And to wrap issues up, the telephone falls by 1.5 meters in three excessive assessments.

An Oppo F21 Pro in the middle of a drop test
An Oppo F21 Professional in the course of a drop take a look at

Top is not the one concern, small drops on an abrasive floor can break a shiny new telephone. Oppo makes use of sandpaper and the telephone doesn’t get the advantage of a display protector or case.

After that, much more drops – the telephone is housed in a 1m lengthy case that rotates at 3.5 revolutions per minute. On the finish of 15 rounds, it has skilled the equal of 150 falls from 1 meter.

heavy rain simulation
heavy rain simulation

With the kinetic assessments executed, the following merchandise on the agenda is waterproofing. Oppo simulates a heavy rain, 10 liters per minute, falling at 75 levels, aiming for an IPX4 ranking. The F21 sequence telephones have been additionally submerged below 20 cm of water for 30 seconds after which wiped dry. After three days, the take a look at unit is taken aside to verify if any water has entered and degraded internally.

Liquid water is not the one killer, electronics don’t love excessive humidity both. So, take the telephone to a particular chamber that maintains particular temperature and humidity ranges for a number of days. One take a look at places the telephone at 95% relative humidity at 65°C for 14 days (as a substitute of the usual 3 days). That is executed with the telephone each on and off.

The temperature shock take a look at lasts as much as 300 hours (4 occasions the business customary) and assessments whether or not the gear can survive temperatures as much as 75 °C and -40 °C.

Special chambers test the phone in various temperature and humidity conditions
Particular chambers take a look at the telephone in numerous temperature and humidity situations

Most water assessments are executed with contemporary water, however salt water is extra harmful. So, the Oppo F21 telephones are sprayed with salt water (5% salinity) for two hours whereas stored in a heat, moist setting (50 °C, 95% RH). To move this take a look at it’s mandatory that the telephones stay totally practical and they don’t present any indicators of exterior injury.

Even the proprietor of the telephone can injury the outside of the gadget. Within the sweat take a look at, the telephone is wrapped in a material soaked in synthetic sweat and left for twenty-four hours. A number of cosmetics is examined for twenty-four hours to see if any of them will have an effect on the outside.

Oppo doesn't get easier on its phone
Oppo would not get simpler on its telephone

A few of these assessments are executed on all Oppo telephones, others are particular to the F21 sequence – for instance the leatherette take a look at. The telephone additionally has an orbit mild, which is a hoop of RGB LEDs surrounding the rear digicam. They’re examined for uniformity and to make sure that they’ve a life span of over 50,000 hours.

With the improve cycle getting longer, it is nice to see an elevated give attention to sturdiness. Oppo’s assessments make sure that the gadgets will hold working even should you’re a klutz and that they’re going to look good when it comes time to promote them to a brand new proprietor.





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