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Xiaomi Redmi K40 Pro Specifications
Xiaomi
Released 2021, Mar 4
6 / 8 / 12 GB RAM · Qualcomm SM8350 Snapdragon 888 5G (5 nm)
- 196g, 7.8mm thickness
- Android 11, MIUI 12
- 128GB/256GB storage, no card slot
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Genze vs community
Genze and community ratings are both shown on a /10 scale. Genze is derived from internal model scores and price rules; community averages come from approved reviews (1–10 per category).
| Category | Genze /10 | Users /10 |
|---|---|---|
| Battery | 8.8 | — |
| Display | 8.2 | — |
| Performance | 8.8 | — |
| Camera | 4.9 | — |
| Body | 5.2 | — |
| Gaming | 8.5 | — |
| Software | 4.4 | — |
| Connectivity | 8 | — |
| Sensors | 7.2 | — |
| Software updates | — | — |
| Clean software | — | — |
| Heating | — | — |
| Media | — | — |
Community columns fill in when reviews are approved.
Quick specifications
6.67"
1080x2400 pixels
64MP
4320p
6-12GB RAM
Snapdragon 888 5G
4520mAh
33W
Score breakdown
From specs, price tier & release year
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Full specifications
|
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", 0.8??m, 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", 0.8??m |
|---|---|---|
| Features | HDR | |
| Video | 1080p@30fps, 720p@120fps |
|
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 |
Xiaomi Redmi K40 Pro official images
Frequently asked questions
Is Xiaomi Redmi K40 Pro worth buying in 2026?
Xiaomi Redmi K40 Pro is worth considering if its strengths match your priorities. Genze scores it 7.4/10 for its class. Read owner reviews and compare alternatives before you buy.
Is Xiaomi Redmi K40 Pro good for gaming?
Xiaomi Redmi K40 Pro scores 85/100 on our gaming index (chipset, display smoothness, and thermals). Casual and mid-tier titles usually run well; for competitive esports, compare frame stability and heating against phones in the same price band.
What is the battery capacity of Xiaomi Redmi K40 Pro?
Xiaomi Redmi K40 Pro has a 4,520 mAh battery. Real-world endurance depends on chipset efficiency, display, and usage.
What display size does Xiaomi Redmi K40 Pro have?
Xiaomi Redmi K40 Pro features a 6.67-inch display. See the Display section for resolution, refresh rate, and panel details.
Is Xiaomi Redmi K40 Pro water resistant?
Xiaomi Redmi K40 Pro is rated IP53. Always follow manufacturer guidance for liquids and dust exposure.
How much RAM does Xiaomi Redmi K40 Pro have?
Xiaomi Redmi K40 Pro is available with 6 / 8 / 12 GB RAM variants. Storage options are listed in the Memory section.
What is the Genze score for Xiaomi Redmi K40 Pro?
Genze rates Xiaomi Redmi K40 Pro 7.4/10 based on performance, display, camera, battery, body build, and value versus phones in the same price tier.
Where do these specifications come from?
Specifications are compiled from official manufacturer and carrier sources, reviewed by our editors where possible, and enriched with Genze scores and community feedback. GenZe Rank is not responsible for errors or omissions. Regional variants, firmware updates, and retailer listings may differ from what is shown here—always confirm critical details on the official product page before you buy.
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