Screen size
equal specsPoco X8 Pro Max6.8"
Redmi K90 Max6.8"
Quick verdict
Redmi K90 Max leads the measured specs 5-2.
Measured wins
Poco X8 Pro Max
2
spec wins
Ties
16
equal specs
Redmi K90 Max
5
spec wins
Overall winner
Screen size
equal specsTechnology
Poco X8 Pro Max
GSM / HSPA / LTE / 5G
Redmi K90 Max
GSM / HSPA / LTE / 5G
2G bands
Poco X8 Pro Max
GSM 850 / 900 / 1800 / 1900
Redmi K90 Max
GSM 850 / 900 / 1800 / 1900
3G bands
Poco X8 Pro Max
HSDPA 800 / 850 / 900 / 1700(AWS) / 2100
Redmi K90 Max
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Poco X8 Pro Max
LTE
Resolution
equal specsRefresh rate
Peak brightness
equal specsPixel density
equal specsCPU speed
RAM
equal specsStorage
equal specsMain camera
equal specsFront camera
equal specsBattery
Wired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
equal specsBluetooth
equal specsUSB
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
Poco X8 Pro Max
SA/NSA/Sub6
Redmi K90 Max
1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41, 48, 77, 78 SA/NSA
Speed
Poco X8 Pro Max
HSPA, LTE, 5G
Redmi K90 Max
HSPA, LTE, 5G
Announced
Poco X8 Pro Max
Not announced yet
Redmi K90 Max
2026, April 21
Status
Poco X8 Pro Max
Rumored
Redmi K90 Max
Available. Released 2026, April 21
Dimensions
Poco X8 Pro Max
-
Redmi K90 Max
162.9 x 77.9 x 8.2 mm (6.41 x 3.07 x 0.32 in)
Weight
Poco X8 Pro Max
-
Redmi K90 Max
227 g (8.01 oz)
Build
Poco X8 Pro Max
Glass front, aluminum frame, glass back
Redmi K90 Max
Glass front (Dragon Crystal Glass), aluminum frame, glass-fiber reinforced plastic back or silicone polymer back
SIM
Poco X8 Pro Max
Nano-SIM + Nano-SIM
Redmi K90 Max
Nano-SIM + Nano-SIM
Other
Poco X8 Pro Max
IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 2m 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
Type
Poco X8 Pro Max
AMOLED, 68B colors, 120Hz, 3840Hz PWM, Dolby Vision, HDR10+, HDR Vivid, 3500 nits (peak)
Redmi K90 Max
AMOLED, 68B colors, 165Hz, Dolby Vision, HDR10+, HDR Vivid, 3500 nits (peak)
Size
Poco X8 Pro Max
6.83 inches, 114.5 cm2 (~90.2% screen-to-body ratio)
Redmi K90 Max
6.83 inches, 114.5 cm2 (~90.3% screen-to-body ratio)
Resolution
Poco X8 Pro Max
1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
Redmi K90 Max
1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
Protection
Poco X8 Pro Max
-
Redmi K90 Max
Dragon Crystal Glass
OS
Poco X8 Pro Max
Android 16, HyperOS 3
Redmi K90 Max
Android 16, HyperOS 3
Chipset
Poco X8 Pro Max
Mediatek Dimensity 9500s (3 nm)
Redmi K90 Max
MediaTek Dimensity 9500 (3 nm)
CPU
Poco X8 Pro Max
Octa-core (1x3.73 GHz Cortex-X925 & 3xX.X GHz Cortex-X4 & 4xX.X GHz Cortex-A720)
Redmi K90 Max
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
GPU
Poco X8 Pro Max
Immortalis-G925 MC12
Redmi K90 Max
Mali-G1 Ultra MC12
Card slot
Poco X8 Pro Max
No
Redmi K90 Max
No
Internal
Poco X8 Pro Max
256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM
Redmi K90 Max
256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Other
Poco X8 Pro Max
UFS 4.1
Redmi K90 Max
UFS 4.1
Dual
Poco X8 Pro Max
50 MP, f/1.5, 26mm (wide), 1/1.95", 0.8µm, PDAF, OIS 8 MP, f/2.2, 15mm (ultrawide), 1/4.0", 1.12µm
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
Poco X8 Pro Max
LED flash, HDR, panorama
Redmi K90 Max
LED flash, HDR, panorama
Video
Poco X8 Pro Max
4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10+
Redmi K90 Max
8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS
Single
Poco X8 Pro Max
20 MP, f/2.2, (wide), 1/4"
Redmi K90 Max
20 MP (wide)
Video
Poco X8 Pro Max
1080p@30/60fps
Redmi K90 Max
1080p@30/60fps
Features
Poco X8 Pro Max
-
Redmi K90 Max
HDR
Loudspeaker
Poco X8 Pro Max
Yes, with stereo speakers
Redmi K90 Max
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
Poco X8 Pro Max
No
Redmi K90 Max
No
Other
Poco X8 Pro Max
24-bit/192kHz Hi-Res & Hi-Res Wireless audio
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
Poco X8 Pro Max
Wi-Fi 802.11 a/b/g/n/ac/6/7, 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
Poco X8 Pro Max
5.4, A2DP, LE, aptX HD, LHDC 5, Auracast, ASHA, MIHC
Redmi K90 Max
5.4, A2DP, LE, LHDC 5, Auracast, ASHA, MIHC
Positioning
Poco X8 Pro Max
GPS (L1+L5), BDS (B1I+B1c+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), NavIC (L1+L5), GLONASS
Redmi K90 Max
GPS (L1+L5), BDS (B1I+B1c+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), GLONASS, NavIC
NFC
Poco X8 Pro Max
Yes
Redmi K90 Max
Yes
Infrared port
Poco X8 Pro Max
Yes
Redmi K90 Max
Yes
Radio
Poco X8 Pro Max
No
Redmi K90 Max
No
USB
Poco X8 Pro Max
USB Type-C 2.0, OTG
Redmi K90 Max
USB Type-C
Sensors
Poco X8 Pro Max
Fingerprint (under display, ultrasonic), accelerometer, gyro, compass, proximity
Redmi K90 Max
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass
Type
Poco X8 Pro Max
Si/C Li-Ion 8500 mAh
Redmi K90 Max
8550 mAh
Charging
Poco X8 Pro Max
100W wired, PD3.0 27W reverse wired
Redmi K90 Max
100W wired, 100W PPS, PD3.0 22.5W reverse wired
Colors
Poco X8 Pro Max
Black, White, Blue, Orange
Redmi K90 Max
Silver, Blue, Black
Models
Poco X8 Pro Max
2602BPC18G
Redmi K90 Max
-
Price
Poco X8 Pro Max
-
Redmi K90 Max
About 440 EUR