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Upper mid-range · 2021

Xiaomi Redmi K40 Gaming

Nobody owns this yet
Our Take
CPU benches near recent mid-range phones like the Samsung Galaxy A55 Camera shares the Infinix Note 30's main sensor
Best for
Strength 67W fast charging, All-day battery (5065mAh)
Extras Gaming controls, Cooling system
Watch out No Google Play, No more updates
6.67″ AMOLED · 120Hz
1200 6 / 128 GB
5065 mAh 67W charging
64 MP 3 rear · 16 MP selfie
5G Wi-Fi 6 · NFC
Compare

Full specifications

Display

6.67″ · OLED · 1080 × 2400 · 120 Hz · HDR
OLED + smooth

A clean OLED panel — colours pop and sunlight visibility is solid.

Screen size
6.67"
Panel type
OLED
OLED
Resolution
1080 × 2400 px
Refresh rate
120 Hz
Smooth
Colour depth
10-bit (1B colours)
10-bit
Brightness
500 nits
HDR
HDR10+
HDR
Protection
Corning Gorilla Glass 5

Performance

Mediatek Dimensity 1200 (6 nm) · 8-core 3.0 GHz · Mali-G77 MC9
Everyday capable

Daily apps and casual games run smoothly — heavy gaming will drop frames.

Chipset
Mediatek Dimensity 1200 (6 nm)
Current CPU tier
Mid-range
Launch class
Upper mid-range
AnTuTu
704,600
v10
CPU
8-core, 3.0 GHz
GPU
Mali-G77 MC9
Process
6 nm
RAM type
LPDDR4X RAM
Storage type
UFS Storage 3.1
CPU layout
1x Cortex A78 3.0 GHz + 3x Cortex A78 2.6 GHz + 4x Cortex A55 2.0 GHz

Software & updates

Android 11, MIUI 12.5 · 2-year support (brand estimate)
Likely end of life

This phone is past its update window — it still works, but new Android versions and most security patches have stopped.

Operating system
Android 11, MIUI 12.5
Software support
2 years of updates (brand estimate)
Updates remaining
None — past its update window

Camera

64 MP f/1.7 main · 16 MP selfie · 4K video
4K video

A standard camera setup — sharp in daylight, expect noise in low light.

Main camera
64 MP f/1.7
Ultrawide
8 MP f/2.2
Macro
2 MP
Front camera
16 MP f/2.5
Main sensor
Omnivision OV64B, 1/2", 0.7µm
Mainstream sensor
Same sensor in
Infinix Note 30 , Xiaomi Redmi Note 10S
Slow motion
Yes, 960 fps
Camera extras
RAW, Night mode, manual focus
Video
4K @ 30 fps
4K video

Battery

5065 mAh · 67 W wired
Plenty

A genuinely all-day battery — comfortably handles streaming and social.

Capacity
5065 mAh
Wired charging
67 W
Fast
Removable
No

Audio

Stereo · Dolby Atmos · Hi-Res
Stereo speakers
Speakers
Stereo
Stereo
Dolby Atmos
Supported
Hi-Res audio
Supported
Audio features
Hi-Res audio, Dolby Atmos
Microphones
3

Memory

6 GB RAM · 128 GB
RAM
6 GB
Storage
128 GB
Configurations
6/128GB · 8/128GB · 12/128GB · 8/256GB · 12/256GB
Storage type
UFS 3.1
Expandable
No

Connectivity

5G · NFC · Wi-Fi 6
Modern radios
5G
Yes
4G LTE
Yes
NFC
Yes
Contactless
Wi-Fi
Wi-Fi 6
Modern Wi-Fi
Bluetooth
5.2
GPS systems
GPS, A-GPS, GLONASS, Beidou, QZSS, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
USB
USB-C 2.0
USB OTG
Yes
3.5mm jack
No
IR blaster
No
SIM
1× Nano-SIM

Network bands

4G works on all four carriers — 5G on MTN & Airtel

Radio bands decide whether this phone sees MTN, Glo, Airtel or 9mobile towers — and how strong the signal holds indoors.

M MTN
4G works · 5G works No B20 — signal can get weak indoors and outside the big cities.
Works
A Airtel
4G full · 5G works
Full
G Glo
4G works No B28 — signal can get weak indoors and outside the big cities.
Works
9 9mobile
4G full
Full

The bands Nigerian networks use

B3 main band
M A G 9
B7 extra speed
M
B20 indoor reach
M
B28 indoor reach
G
n78 the 5G band
M A

The dots show which network uses each band. ✓ means this phone has it, ✗ means it doesn't.

All reported bands

2G BC0, B2, B3, B5, B8
3G B1, B2, B5, B6, B8, B19
4G B1, B2, B3, B5, B7, B8, B18, B19, B26
5G n1, n3, n28a, n41, n77, n78

Build & Design

205 g · 8.3 mm · IP53
Height
161.9 mm
Width
76.9 mm
Thickness
8.3 mm
Weight
205 g
IP rating
IP53

Sensors

Fingerprint (side-mounted) · accelerometer · gyro · compass
Sensors
Fingerprint (side-mounted), accelerometer, gyro, compass, barometer

Images and battery life estimates from GSMArena

DXOMARK test scores

Lab-tested scores from DXOMark — independent measurements, not manufacturer claims. Tap any card to view photo samples and the full review.

Audio
119 / 200
View full review

Scores are on DXOMark's open-ended 0–200 scale. Higher is better.

How it stacks up against the rest.

A few phones around the same price, so you can see what this one does better and what it gives up.

vs

Apple iPhone 13

Trades blows 2 wins 3 losses
Smoother display
120 Hz vs 60 Hz refresh · 6.67″ vs 6.1″ screen · Tradeoff: 1080 × 2400 vs 1170 × 2532 resolution
56% larger battery capacity
67 W vs 20 W charging · 5,065 mAh vs 3,240 mAh battery
Lower benchmark score
705k vs 1.3M AnTuTu · Mid-range vs High-end tier
Less stable camera
No OIS vs OIS · 4K @ 30 fps vs 4K @ 60 fps video · 64 MP · f/1.7 vs 12 MP · f/1.6 main
Heavier in hand
205 g vs 174 g
Full comparison
vs

Samsung Galaxy S21 5G

Loses on most 1 win 4 losses
27% larger battery capacity
67 W vs 25 W charging · 5,065 mAh vs 4,000 mAh battery
Weaker display tech
OLED vs Dynamic AMOLED panel · Tradeoff: 6.67″ vs 6.2″ screen
Lower benchmark score
705k vs 899k AnTuTu · Mid-range vs Upper mid-range tier
Less stable camera
No OIS vs OIS · — vs Telephoto · OIS · 4K @ 30 fps vs 8K @ 24 fps video
Heavier in hand
205 g vs 169 g
Full comparison

Where to buy

We don't have any listings for this phone yet. Try searching on Konga or Jiji.

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