Screen size
Mix FlipWinner: 6.9"+0.4%
Redmi K90 Max6.8"
Quick verdict
Mix Flip leads the measured specs 8-7.
Measured wins
Mix Flip
8
spec wins
Overall winner
Ties
8
equal specs
Redmi K90 Max
7
spec wins
Screen size
Technology
Mix Flip
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
Redmi K90 Max
GSM / HSPA / LTE / 5G
2G bands
Mix Flip
GSM 900 / 1800 / 1900 , CDMA 800
Redmi K90 Max
GSM 850 / 900 / 1800 / 1900
3G bands
Mix Flip
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1x
Redmi K90 Max
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Mix Flip
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 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
Battery
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
Mix Flip
1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 79 SA/NSA
Redmi K90 Max
1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41, 48, 77, 78 SA/NSA
Speed
Mix Flip
HSPA, LTE, 5G
Redmi K90 Max
HSPA, LTE, 5G
Announced
Mix Flip
2024, July 19
Redmi K90 Max
2026, April 21
Status
Mix Flip
Available. Released 2024, July 19
Redmi K90 Max
Available. Released 2026, April 21
Dimensions
Mix Flip
Unfolded: 167.5 x 74 x 7.6 mmFolded: 74 x 74 x 16 mm
Redmi K90 Max
162.9 x 77.9 x 8.2 mm (6.41 x 3.07 x 0.32 in)
Weight
Mix Flip
190 g or 192 g (6.70 oz)
Redmi K90 Max
227 g (8.01 oz)
Build
Mix Flip
Plastic front (unfolded), glass front (folded), glass back, aluminum frame, hinge (stainless steel)
Redmi K90 Max
Glass front (Dragon Crystal Glass), aluminum frame, glass-fiber reinforced plastic back or silicone polymer back
SIM
Mix Flip
Nano-SIM + Nano-SIM
Redmi K90 Max
Nano-SIM + Nano-SIM
Other
Mix Flip
-
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
Mix Flip
Foldable LTPO AMOLED, 1B colors, Dolby Vision, HDR10+, 120Hz, 3000 nits (peak)
Redmi K90 Max
AMOLED, 68B colors, 165Hz, Dolby Vision, HDR10+, HDR Vivid, 3500 nits (peak)
Size
Mix Flip
6.86 inches, 108.5 cm2 (~87.5% screen-to-body ratio)
Redmi K90 Max
6.83 inches, 114.5 cm2 (~90.3% screen-to-body ratio)
Resolution
Mix Flip
1224 x 2912 pixels (~460 ppi density)
Redmi K90 Max
1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
Other
Mix Flip
Second external AMOLED, 68B colors, Dolby Vision, HDR10+, 120Hz, 1600 nits (HBM), 3000 nits (peak) 4 inches, 1392 x 1208 pixels, 460 ppi Xiaomi Shield Glass
Redmi K90 Max
-
Protection
Mix Flip
-
Redmi K90 Max
Dragon Crystal Glass
OS
Mix Flip
Android 14, upgradable to Android 16, HyperOS 3
Redmi K90 Max
Android 16, HyperOS 3
Chipset
Mix Flip
Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
Redmi K90 Max
MediaTek Dimensity 9500 (3 nm)
CPU
Mix Flip
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
Mix Flip
Adreno 750
Redmi K90 Max
Mali-G1 Ultra MC12
Card slot
Mix Flip
No
Redmi K90 Max
No
Internal
Mix Flip
256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM
Redmi K90 Max
256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Other
Mix Flip
UFS 4.0
Redmi K90 Max
UFS 4.1
Dual
Mix Flip
50 MP, f/1.7, 23mm (wide), 1/1.55", 1.0µm, PDAF, OIS 50 MP, f/2.0, 47mm (telephoto), PDAF (9cm - ∞), 2x optical zoom
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
Mix Flip
LED flash, panorama, HDR, Leica lenses
Redmi K90 Max
LED flash, HDR, panorama
Video
Mix Flip
8K@24fps, 4K@24/30/60fps, 1080p@30/60/120/240/960fps, 720p@1920fps, Dolby Vision HDR
Redmi K90 Max
8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS
Single
Mix Flip
32 MP, f/2.0, 21mm (wide), 0.7µm
Redmi K90 Max
20 MP (wide)
Features
Mix Flip
Dolby Vision HDR
Redmi K90 Max
HDR
Video
Mix Flip
4K@30/60fps, 1080p@30/60fps
Redmi K90 Max
1080p@30/60fps
Loudspeaker
Mix Flip
Yes, with stereo speakers
Redmi K90 Max
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
Mix Flip
No
Redmi K90 Max
No
Other
Mix Flip
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
Mix Flip
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
Mix Flip
5.4, A2DP, LE, aptX HD, aptX Adaptive, LHDC
Redmi K90 Max
5.4, A2DP, LE, LHDC 5, Auracast, ASHA, MIHC
Positioning
Mix Flip
GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS
Redmi K90 Max
GPS (L1+L5), BDS (B1I+B1c+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), GLONASS, NavIC
NFC
Mix Flip
Yes
Redmi K90 Max
Yes
Infrared port
Mix Flip
Yes
Redmi K90 Max
Yes
Radio
Mix Flip
No
Redmi K90 Max
No
USB
Mix Flip
USB Type-C 2.0
Redmi K90 Max
USB Type-C
Sensors
Mix Flip
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
Redmi K90 Max
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass
Type
Mix Flip
4780 mAh
Redmi K90 Max
8550 mAh
Charging
Mix Flip
67W wired
Redmi K90 Max
100W wired, 100W PPS, PD3.0 22.5W reverse wired
Colors
Mix Flip
Black, White, Purple
Redmi K90 Max
Silver, Blue, Black
Models
Mix Flip
2405CPX3DC, 2405CPX3DG
Redmi K90 Max
-
SAR
Mix Flip
1.09 W/kg (head) 1.09 W/kg (body)
Redmi K90 Max
-
SAR EU
Mix Flip
1.00 W/kg (head) 1.00 W/kg (body)
Redmi K90 Max
-
Price
Mix Flip
$ 684.32 / £ 509.00 / € 660.93
Redmi K90 Max
About 440 EUR