Redmi K40 review: Snapdragon 870 value flagship with E4 AMOLED.
The value-flagship benchmark.
Redmi K40 (the global Poco F3) put Snapdragon 870 and a flagship-grade Samsung E4 120Hz AMOLED at just $300 — one of the most acclaimed value flagships ever, defining the price-to-performance bar for years.
01Display
88/10088/100 puts it above the 85-point average for flagship phones of 2021.
02Camera
76/10076/100 trails the 78-point cohort average for flagship phones of 2021.
03Performance
86/10086/100 puts it above the 83-point average for flagship phones of 2021.
04Battery
80/10080/100 — right at the average for flagship phones of 2021.
05Build
80/10080/100 — right at the average for flagship phones of 2021.
- Snapdragon 870 + top E4 AMOLED at $300
- 120Hz + stereo speakers
- Slim 7.8 mm body
- Only 33W charging
- 5 MP macro filler
- MIUI 12 ads
How this review is built: every section score, spec row and comparison on this page comes from SpecEagle's tracked catalogue — scores weight measured specs against the 206-phone cohort of flagship devices released around the same time. We don't publish invented lab anecdotes. Spot an error? .