Xiaomi Redmi K40 Pro
Specifications
- 6.67"1080x2400 pixels
- 64MP4320p
- 6-12GB RAMSnapdragon 888 5G
- 4520mAh33W
Released 2021, March 04196g, 7.8mm thicknessAndroid 11, MIUI 12128GB/256GB storage, no card slot
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| Network | |
|---|---|
| Technology | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| CDMA 800 | |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| CDMA2000 1x | |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 |
| 5G bands | 1, 3, 28, 41, 77, 78 SA/NSA/Sub6 |
| Speed | HSPA, LTE, 5G |
| Launch | |
|---|---|
| Announced | 2021, February 25 |
| Status | Available. Released 2021, March 04 |
| Body | |
|---|---|
| Dimensions | 163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in) |
| Weight | 196 g (6.91 oz) |
| SIM | Nano-SIM + Nano-SIM |
| IP53 dust protected and water resistant (vertical water sprays) | |
| Display | |
|---|---|
| Type | Super AMOLED, 120Hz, HDR10+, 1300 nits (peak) |
| Size | 6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio) |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) |
| Protection | Corning Gorilla Glass 5 |
| Platform | |
|---|---|
| OS | Android 11, MIUI 12 |
| Chipset | Qualcomm SM8350 Snapdragon 888 5G (5 nm) |
| CPU | Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) |
| GPU | Adreno 660 |
| Memory | |
|---|---|
| Card slot | No |
| Internal | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM |
| UFS 3.1 | |
| Main Camera | |
|---|---|
| Triple | 64 MP, f/1.9, 26mm (wide), 1/1.7", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide) 5 MP, f/2.4, 50mm (macro) |
| Features | Color spectrum sensor, LED flash, HDR, panorama |
| Video | 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+ |
| Selfie Camera | |
|---|---|
| Single | 20 MP, f/2.5, (wide), 1/3.4", 0.8µm |
| Features | HDR |
| Video | 1080p@30fps, 720p@120fps |
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| Sound | |
|---|---|
| Loudspeaker | Yes, with stereo speakers |
| 3.5mm jack | No |
| 24-bit/192kHz Hi-Res audio Snapdragon Sound | |
| Comms | |
|---|---|
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct |
| Bluetooth | 5.2, A2DP, LE, aptX HD, aptX Adaptive |
| Positioning | GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) |
| NFC | Yes |
| Infrared port | Yes |
| Radio | No |
| USB | USB Type-C 2.0, OTG |
| Features | |
|---|---|
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer |
| Battery | |
|---|---|
| Type | Li-Po 4520 mAh |
| Charging | 33W wired, PD3.0, QC3, 100% in 52 min |
| Misc | |
|---|---|
| Colors | Black, White, Aurora |
| Models | M2012K11C |
| Price | About 360 EUR |
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User opinions and reviews
- mafumafu
- 23 May 2025
- UD}
Probably the most stable phone that has the SD 888 chip, barely any problems associated with SD 888 through my hours of searching google for this specific device. Have been using it for 2 years now and I would say its pretty decent but gets quite hot...
- Anonymous
- 21 Oct 2024
- gjW
I have both F3 and K40 pro (both 8gb, 256gb) F3: Pros -Better battery (I feel like F3 does a lot better on standby) -More support on custom ROM -Better brightness (?) -Cheaper K40 PRO: Pros -The camera is slightly better (more detai...
- Anonymous
- 07 Oct 2024
- Lxf
I don't see many sharing actual user experience here. Are there not many actual users or they don't use it for a long time due to some issue? This one has SD 888, which I heard often heats up (unless it's optimized for gaming li...
