Screen size
Redmi K806.7"
Redmi K90 MaxWinner: 6.8"+2.3%
Quick verdict
Redmi K90 Max leads the measured specs 7-6.
Measured wins
Redmi K80
6
spec wins
Ties
9
equal specs
Redmi K90 Max
7
spec wins
Overall winner
Screen size
Technology
Redmi K80
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
Redmi K90 Max
GSM / HSPA / LTE / 5G
2G bands
Redmi K80
GSM 850 / 900 / 1800 / 1900 , CDMA 800
Redmi K90 Max
GSM 850 / 900 / 1800 / 1900
3G bands
Redmi K80
HSDPA 800 / 850 / 900 / 1700(AWS) / 2100 , CDMA2000 1x
Redmi K90 Max
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Redmi K80
1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
equal specsFront camera
equal specsBattery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
equal specsRedmi K90 Max
1, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66
5G bands
Redmi K80
1, 3, 5, 7, 8, 26, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Redmi K90 Max
1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41, 48, 77, 78 SA/NSA
Speed
Redmi K80
HSPA, LTE, 5G
Redmi K90 Max
HSPA, LTE, 5G
Announced
Redmi K80
2024, November 27
Redmi K90 Max
2026, April 21
Status
Redmi K80
Available. Released 2024, November 27
Redmi K90 Max
Available. Released 2026, April 21
Dimensions
Redmi K80
160.3 x 75 x 8.1 mm (6.31 x 2.95 x 0.32 in)
Redmi K90 Max
162.9 x 77.9 x 8.2 mm (6.41 x 3.07 x 0.32 in)
Weight
Redmi K80
206 g (7.27 oz)
Redmi K90 Max
227 g (8.01 oz)
SIM
Redmi K80
Nano-SIM + Nano-SIM
Redmi K90 Max
Nano-SIM + Nano-SIM
Other
Redmi K80
IP68 dust tight and water resistant (immersible up to 2.5m for 30 min)
Redmi K90 Max
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) Built-in cooling fan
Build
Redmi K80
-
Redmi K90 Max
Glass front (Dragon Crystal Glass), aluminum frame, glass-fiber reinforced plastic back or silicone polymer back
Type
Redmi K80
OLED, 68B colors, 120Hz, Dolby Vision, HDR10+, 1800 nits (HBM), 3200 nits (peak)
Redmi K90 Max
AMOLED, 68B colors, 165Hz, Dolby Vision, HDR10+, HDR Vivid, 3500 nits (peak)
Size
Redmi K80
6.67 inches, 107.4 cm2 (~89.3% screen-to-body ratio)
Redmi K90 Max
6.83 inches, 114.5 cm2 (~90.3% screen-to-body ratio)
Resolution
Redmi K80
1440 x 3200 pixels, 20:9 ratio (~526 ppi density)
Redmi K90 Max
1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
Protection
Redmi K80
Corning Gorilla Glass 7i
Redmi K90 Max
Dragon Crystal Glass
OS
Redmi K80
Android 15, HyperOS 2
Redmi K90 Max
Android 16, HyperOS 3
Chipset
Redmi K80
Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
Redmi K90 Max
MediaTek Dimensity 9500 (3 nm)
CPU
Redmi K80
Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)
Redmi K90 Max
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
GPU
Redmi K80
Adreno 750
Redmi K90 Max
Mali-G1 Ultra MC12
Card slot
Redmi K80
No
Redmi K90 Max
No
Internal
Redmi K80
256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Redmi K90 Max
256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Other
Redmi K80
UFS 4.0
Redmi K90 Max
UFS 4.1
Dual
Redmi K80
50 MP, f/1.6, 24mm (wide), 1/1.55", 1.0µm, dual pixel PDAF, OIS 8 MP, (ultrawide)
Redmi K90 Max
50 MP, f/1.7, 24mm (wide), 1/1.55", 1.0µm, PDAF, OIS 8 MP, f/2.2, (ultrawide), 1/4.0", 1.12µm
Features
Redmi K80
Color spectrum sensor, LED flash, HDR, panorama
Redmi K90 Max
LED flash, HDR, panorama
Video
Redmi K80
8K@24fps, 4K@24/30/60fps, 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS
Redmi K90 Max
8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS
Single
Redmi K80
20 MP, (wide)
Redmi K90 Max
20 MP (wide)
Features
Redmi K80
HDR
Redmi K90 Max
HDR
Video
Redmi K80
1080p@30/60fps, gyro-EIS
Redmi K90 Max
1080p@30/60fps
Loudspeaker
Redmi K80
Yes, with stereo speakers
Redmi K90 Max
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
Redmi K80
No
Redmi K90 Max
No
Other
Redmi K80
24-bit/192kHz Hi-Res & Hi-Res Wireless audio Snapdragon Sound
Redmi K90 Max
Tuned by Bose Bose 2.1 stereo sound system with a woofer 24-bit/192kHz Hi-Res & Hi-Res wireless audio
WLAN
Redmi K80
Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band, Wi-Fi Direct
Redmi K90 Max
Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct
Bluetooth
Redmi K80
5.4, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless, LHDC 5
Redmi K90 Max
5.4, A2DP, LE, LHDC 5, Auracast, ASHA, MIHC
Positioning
Redmi K80
GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
Redmi K90 Max
GPS (L1+L5), BDS (B1I+B1c+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), GLONASS, NavIC
NFC
Redmi K80
Yes
Redmi K90 Max
Yes
Infrared port
Redmi K80
Yes
Redmi K90 Max
Yes
Radio
Redmi K80
No
Redmi K90 Max
No
USB
Redmi K80
USB Type-C, OTG
Redmi K90 Max
USB Type-C
Sensors
Redmi K80
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass
Redmi K90 Max
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass
Type
Redmi K80
Si/C Li-Ion 6550 mAh
Redmi K90 Max
8550 mAh
Charging
Redmi K80
90W wired, PD3.0, QC3+
Redmi K90 Max
100W wired, 100W PPS, PD3.0 22.5W reverse wired
Colors
Redmi K80
Black, White, Mint, Blue
Redmi K90 Max
Silver, Blue, Black
Models
Redmi K80
24117RK2CC
Redmi K90 Max
-
Price
Redmi K80
About 350 EUR
Redmi K90 Max
About 440 EUR