Screen size
Redmi K40 Gaming6.7"
Redmi R70mWinner: 6.9"+3.3%
Quick verdict
Redmi K40 Gaming leads the measured specs 11-7.
Measured wins
Redmi K40 Gaming
11
spec wins
Overall winner
Ties
5
equal specs
Redmi R70m
7
spec wins
Screen size
Technology
Redmi K40 Gaming
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
Redmi R70m
GSM / HSPA / LTE / 5G
2G bands
Redmi K40 Gaming
GSM 850 / 900 / 1800 / 1900 , CDMA 800
Redmi R70m
GSM 850 / 900 / 1800 / 1900
3G bands
Redmi K40 Gaming
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1x
Redmi R70m
HSDPA 850 / 900 / 2100
4G bands
Redmi K40 Gaming
1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
SD card
Stereo speakers
Redmi R70m
1, 3, 5, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48
5G bands
Redmi K40 Gaming
1, 3, 28, 41, 77, 78 SA/NSA/Sub6
Redmi R70m
1, 3, 5, 8, 28, 38, 40, 41, 48, 77, 78 SA/NSA
Speed
Redmi K40 Gaming
HSPA, LTE, 5G
Redmi R70m
HSPA, LTE, 5G
Announced
Redmi K40 Gaming
2021, April 27
Redmi R70m
2026, April 15
Status
Redmi K40 Gaming
Available. Released 2021, April 30
Redmi R70m
Available. Released 2026, April 15
Dimensions
Redmi K40 Gaming
161.9 x 76.9 x 8.3 mm (6.37 x 3.03 x 0.33 in)
Redmi R70m
171.6 x 79.5 x 8.2 mm (6.76 x 3.13 x 0.32 in)
Weight
Redmi K40 Gaming
205 g (7.23 oz)
Redmi R70m
210 g (7.41 oz)
Build
Redmi K40 Gaming
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5)
Redmi R70m
-
SIM
Redmi K40 Gaming
Nano-SIM + Nano-SIM
Redmi R70m
Nano-SIM + Nano-SIM
Other
Redmi K40 Gaming
Physical pop-up gaming triggers IP53 dust protected and water resistant (vertical water sprays)
Redmi R70m
-
Type
Redmi K40 Gaming
OLED, 1B colors, 120Hz, HDR10+, 500 nits (typ)
Redmi R70m
IPS LCD, 120Hz, 800 nits (peak)
Size
Redmi K40 Gaming
6.67 inches, 107.4 cm2 (~86.3% screen-to-body ratio)
Redmi R70m
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Resolution
Redmi K40 Gaming
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Redmi R70m
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
Protection
Redmi K40 Gaming
Corning Gorilla Glass 5
Redmi R70m
-
OS
Redmi K40 Gaming
Android 11, MIUI 12.5
Redmi R70m
Android 16, HyperOS 3
Chipset
Redmi K40 Gaming
Mediatek Dimensity 1200 (6 nm)
Redmi R70m
Unisoc T8300 (6 nm)
CPU
Redmi K40 Gaming
Octa-core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
Redmi R70m
Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU
Redmi K40 Gaming
Mali-G77 MC9
Redmi R70m
Mali-G57 MC2
Card slot
Redmi K40 Gaming
No
Redmi R70m
microSDXC
Internal
Redmi K40 Gaming
128GB 6GB RAM, 128GB 8GB RAM, 128GB 12GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Redmi R70m
128GB 6GB RAM, 256GB 6GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Other
Redmi K40 Gaming
UFS 3.1
Redmi R70m
UFS 2.2
Triple
Redmi K40 Gaming
64 MP, f/1.7, 26mm (wide), 1/2.0", 0.7µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide) 2 MP (macro)
Redmi R70m
-
Features
Redmi K40 Gaming
Color spectrum sensor, Dual-LED flash, HDR, panorama
Redmi R70m
LED flash, HDR
Video
Redmi K40 Gaming
4K@30fps, 1080p@30/60/120fps, 720p@960fps, HDR
Redmi R70m
1080p@30fps
Single
Redmi K40 Gaming
-
Redmi R70m
13 MP
Single
Redmi K40 Gaming
16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Redmi R70m
8 MP
Features
Redmi K40 Gaming
HDR
Redmi R70m
HDR
Video
Redmi K40 Gaming
1080p@30fps, 720p@120fps, HDR
Redmi R70m
1080p@30fps
Loudspeaker
Redmi K40 Gaming
Yes, with stereo speakers
Redmi R70m
Yes
3.5mm jack
Redmi K40 Gaming
No
Redmi R70m
Yes
Other
Redmi K40 Gaming
24-bit/192kHz Hi-Res audio Tuned by JBL
Redmi R70m
-
WLAN
Redmi K40 Gaming
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Redmi R70m
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
Redmi K40 Gaming
5.2, A2DP, LE
Redmi R70m
5.4, A2DP, LE
Positioning
Redmi K40 Gaming
GPS (L1+L5), GLONASS (G1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC
Redmi R70m
GPS, GLONASS, GALILEO, BDS
NFC
Redmi K40 Gaming
Yes
Redmi R70m
No
Infrared port
Redmi K40 Gaming
Yes
Redmi R70m
-
Radio
Redmi K40 Gaming
No
Redmi R70m
No
USB
Redmi K40 Gaming
USB Type-C 2.0, OTG
Redmi R70m
USB Type-C 2.0, OTG
Sensors
Redmi K40 Gaming
Fingerprint (side-mounted), accelerometer, gyro, compass, barometer
Redmi R70m
Accelerometer, compass
Other
Redmi K40 Gaming
-
Redmi R70m
Virtual proximity sensing
Type
Redmi K40 Gaming
Li-Po 5065 mAh
Redmi R70m
6300 mAh
Charging
Redmi K40 Gaming
67W wired, PD3.0, QC3, 100% in 42 min
Redmi R70m
15W wired, PD 7.5W reverse wired
Colors
Redmi K40 Gaming
Black, Gray, Silver, Bruce Lee Yellow
Redmi R70m
Black, Blue, Purple, White
Models
Redmi K40 Gaming
M2012K10C, M2104K10AC
Redmi R70m
-
Price
Redmi K40 Gaming
About 260 EUR
Redmi R70m
About 220 EUR