Screen size
equal specsRedmi K90 Max6.8"
Redmi Note 15 Pro+ (China)6.8"
Quick verdict
Redmi K90 Max leads the measured specs 8-6.
Measured wins
Redmi K90 Max
8
spec wins
Overall winner
Ties
9
equal specs
Redmi Note 15 Pro+ (China)
6
spec wins
Screen size
equal specsTechnology
Redmi K90 Max
GSM / HSPA / LTE / 5G
Redmi Note 15 Pro+ (China)
GSM / HSPA / LTE / 5G
2G bands
Redmi K90 Max
GSM 850 / 900 / 1800 / 1900
Redmi Note 15 Pro+ (China)
GSM 850 / 900 / 1800 / 1900
3G bands
Redmi K90 Max
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Redmi Note 15 Pro+ (China)
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Redmi K90 Max
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 specs1, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66
Redmi Note 15 Pro+ (China)
1, 3, 4, 5, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48, 66
5G bands
Redmi K90 Max
1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41, 48, 77, 78 SA/NSA
Redmi Note 15 Pro+ (China)
1, 3, 5, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Speed
Redmi K90 Max
HSPA, LTE, 5G
Redmi Note 15 Pro+ (China)
HSPA, LTE, 5G
Announced
Redmi K90 Max
2026, April 21
Redmi Note 15 Pro+ (China)
2025, August 21
Status
Redmi K90 Max
Available. Released 2026, April 21
Redmi Note 15 Pro+ (China)
Available. Released 2025, August 21
Dimensions
Redmi K90 Max
162.9 x 77.9 x 8.2 mm (6.41 x 3.07 x 0.32 in)
Redmi Note 15 Pro+ (China)
163.3 x 78.3 x 7.9 mm (6.43 x 3.08 x 0.31 in)
Weight
Redmi K90 Max
227 g (8.01 oz)
Redmi Note 15 Pro+ (China)
211 g (7.44 oz)
Build
Redmi K90 Max
Glass front (Dragon Crystal Glass), aluminum frame, glass-fiber reinforced plastic back or silicone polymer back
Redmi Note 15 Pro+ (China)
-
SIM
Redmi K90 Max
Nano-SIM + Nano-SIM
Redmi Note 15 Pro+ (China)
Nano-SIM + Nano-SIM
Other
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
Redmi Note 15 Pro+ (China)
IP68/IP69K dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) Manufacturer-rated water-resistance (up to 2m for 24 hours)
Type
Redmi K90 Max
AMOLED, 68B colors, 165Hz, Dolby Vision, HDR10+, HDR Vivid, 3500 nits (peak)
Redmi Note 15 Pro+ (China)
AMOLED, 68B colors, 120Hz, 3840Hz PWM, HDR10+, Dolby Vision, 3200 nits (peak)
Size
Redmi K90 Max
6.83 inches, 114.5 cm2 (~90.3% screen-to-body ratio)
Redmi Note 15 Pro+ (China)
6.83 inches, 111.0 cm2 (~86.8% screen-to-body ratio)
Resolution
Redmi K90 Max
1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
Redmi Note 15 Pro+ (China)
1220 x 2772 pixels (~443 ppi density)
Protection
Redmi K90 Max
Dragon Crystal Glass
Redmi Note 15 Pro+ (China)
Xiaomi Dragon Crystal Glass
OS
Redmi K90 Max
Android 16, HyperOS 3
Redmi Note 15 Pro+ (China)
Android 15, HyperOS 2
Chipset
Redmi K90 Max
MediaTek Dimensity 9500 (3 nm)
Redmi Note 15 Pro+ (China)
Qualcomm SM7635-AC Snapdragon 7s Gen 4 (4 nm)
CPU
Redmi K90 Max
Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)
Redmi Note 15 Pro+ (China)
Octa-core (1x2.7 GHz Cortex-A720 & 3x2.4 GHz Cortex-A720 & 4x1.8 GHz Cortex-A520)
GPU
Redmi K90 Max
Mali-G1 Ultra MC12
Redmi Note 15 Pro+ (China)
Adreno 810
Card slot
Redmi K90 Max
No
Redmi Note 15 Pro+ (China)
No
Internal
Redmi K90 Max
256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Redmi Note 15 Pro+ (China)
256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Other
Redmi K90 Max
UFS 4.1
Redmi Note 15 Pro+ (China)
UFS 2.2
Dual
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
Redmi Note 15 Pro+ (China)
-
Features
Redmi K90 Max
LED flash, HDR, panorama
Redmi Note 15 Pro+ (China)
LED flash, HDR, panorama
Video
Redmi K90 Max
8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS
Redmi Note 15 Pro+ (China)
4K@24/30fps, 1080p@30/60/120fps, gyro-EIS, OIS
Triple
Redmi K90 Max
-
Redmi Note 15 Pro+ (China)
50 MP, f/1.6, (wide), 1/1.55", 1.0µm, multi-directional PDAF, OIS 50 MP, f/2.2, (telephoto), PDAF, 2.5x optical zoom 8 MP, 112˚ (ultrawide)
Single
Redmi K90 Max
20 MP (wide)
Redmi Note 15 Pro+ (China)
32 MP, (wide)
Features
Redmi K90 Max
HDR
Redmi Note 15 Pro+ (China)
HDR, panorama
Video
Redmi K90 Max
1080p@30/60fps
Redmi Note 15 Pro+ (China)
1080p@30/60fps
Loudspeaker
Redmi K90 Max
Yes, with stereo speakers (with Dolby Atmos)
Redmi Note 15 Pro+ (China)
Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack
Redmi K90 Max
No
Redmi Note 15 Pro+ (China)
No
Other
Redmi K90 Max
Tuned by Bose Bose 2.1 stereo sound system with a woofer 24-bit/192kHz Hi-Res & Hi-Res wireless audio
Redmi Note 15 Pro+ (China)
24-bit/192kHz Hi-Res & Hi-Res wireless audio
WLAN
Redmi K90 Max
Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct
Redmi Note 15 Pro+ (China)
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth
Redmi K90 Max
5.4, A2DP, LE, LHDC 5, Auracast, ASHA, MIHC
Redmi Note 15 Pro+ (China)
5.4, A2DP, LE, LHDC
Positioning
Redmi K90 Max
GPS (L1+L5), BDS (B1I+B1c+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), GLONASS, NavIC
Redmi Note 15 Pro+ (China)
GPS (L1+L5), GALILEO (E1+E5a), QZSS (L1+L5), BDS (B1l+B1C+B2a), GLONASS
NFC
Redmi K90 Max
Yes
Redmi Note 15 Pro+ (China)
Yes
Infrared port
Redmi K90 Max
Yes
Redmi Note 15 Pro+ (China)
Yes
Radio
Redmi K90 Max
No
Redmi Note 15 Pro+ (China)
No
USB
Redmi K90 Max
USB Type-C
Redmi Note 15 Pro+ (China)
USB Type-C 2.0, OTG
Sensors
Redmi K90 Max
Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass
Redmi Note 15 Pro+ (China)
Fingerprint (under display, optical), accelerometer, gyro, compass, proximity
Type
Redmi K90 Max
8550 mAh
Redmi Note 15 Pro+ (China)
Li-Ion 7000 mAh
Charging
Redmi K90 Max
100W wired, 100W PPS, PD3.0 22.5W reverse wired
Redmi Note 15 Pro+ (China)
90W wired 22.5W reverse wired
Colors
Redmi K90 Max
Silver, Blue, Black
Redmi Note 15 Pro+ (China)
Black, Purple, Blue, White
Price
Redmi K90 Max
About 440 EUR
Redmi Note 15 Pro+ (China)
-