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  3. Reno15 Pro Max vs Redmi K90 Ultra

OPPO Reno15 Pro Max vs Xiaomi Redmi K90 Ultra

What Reno15 Pro Max does better (9) and where Redmi K90 Ultra wins (12) — every spec side by side.

OPPO Reno15 Pro Max
OPPO · 2026Reno15 Pro Max
9.6Score
9 advantages
vs
Xiaomi Redmi K90 Ultra
Xiaomi · 2026Redmi K90 Ultra
9.6Score
12 advantages≈ $420
Higher score
9.0Display9.8
8.5Performance9.6
9.7Camera9.0
9.6Battery9.6
9.5Features9.3
Dimensions

Size comparison

Reno15 Pro MaxRedmi K90 Ultra
76.5 × 161.37.777.9 × 162.98.2
Reno15 Pro MaxRedmi K90 UltraDifference
Height161.3 mm162.9 mm−1.6 mm
Width76.5 mm77.9 mm−1.4 mm
Thickness7.7 mm8.2 mm−0.5 mm
Weight205 g227 g−22 g

Drawn to the same scale from the official dimensions (front and side).

Why is Reno15 Pro Max better than Redmi K90 Ultra?

  1. Main camera200 MP vs 50 MP4×
  2. Telephoto cameraYes · Redmi K90 Ultra: No
  3. Wireless chargingYes · Redmi K90 Ultra: No
  4. Selfie camera50 MP vs 20 MP2.5×
  5. 4K selfie videoYes · Redmi K90 Ultra: No
  6. eSIMYes · Redmi K90 Ultra: No
  7. Weight205 g vs 227 g+11%
  8. Rear cameras3 vs 2+50%
  9. Thickness7.7 mm vs 8.2 mm+6%

Why is Redmi K90 Ultra better than Reno15 Pro Max?

  1. AnTuTu score2,131,620 vs 3,233,695+52%
  2. Peak brightness1,800 nits vs 9,500 nits5.3×
  3. Battery capacity6,500 mAh vs 8,550 mAh+32%
  4. Geekbench 6 (multi-core)6,321 vs 10,224+62%
  5. Refresh rate120 Hz vs 165 Hz+38%
  6. RAM12 GB vs 16 GB+33%
  7. Wired charging80 W vs 100 W+25%
  8. CPU frequency3.25 GHz vs 4.32 GHz+33%
  9. Max video4K vs 8K
  10. Process4 nm vs 3 nm+33%
  11. Wi-Fi standardWi-Fi 6 vs Wi-Fi 7+17%
  12. Main camera aperturef/1.8 vs f/1.7+6%
Specifications

Side by side

Design
Weight205 g227 g
Thickness7.7 mm8.2 mm
Height161.3 mm162.9 mm
Width76.5 mm77.9 mm
FrameAluminiumAluminium
BackGlass—
Ingress protectionIP68IP68
Water resistance (IPx)IPx8IPx8
Glass protectionCorning Gorilla Glass Victus 2—
ColoursDusk Brown, Aura GoldBlack, Blue, Silver
Display
Screen size6.8″6.8″
PanelAMOLEDAMOLED
OLED panelYesYes
Resolution (width)1,272 px1,280 px
Resolution (height)2,772 px2,772 px
Pixel density450 ppi447 ppi
Refresh rate120 Hz165 Hz
Peak brightness1,800 nits9,500 nits
Screen-to-body ratio91.1%90.3%
HDRYesYes
Performance
ChipsetMediatek Dimensity 8450Qualcomm SM8750-AB Snapdragon 8 Elite
Chip makerMediaTekQualcomm
Process4 nm3 nm
CPU cores88
CPU frequency3.25 GHz4.32 GHz
GPUMali-G720 MC7Adreno 830
AnTuTu score2,131,6203,233,695
Geekbench 6 (multi-core)6,32110,224
Memory
RAM12 GB16 GB
Storage (max)512 GB512 GB
Storage (base)256 GB256 GB
Storage typeUFS 3.1UFS 4.1
Memory card slotNoNo
Camera
Main camera200 MP50 MP
Main camera aperturef/1.8f/1.7
Main sensor size1/1.56"1/1.55"
Rear cameras32
Optical stabilisationYesYes
Ultra-wide cameraYesYes
Telephoto cameraYesNo
Optical zoom3.5×—
Max video4K8K
4K video frame rate60 fps60 fps
Selfie camera50 MP20 MP
4K selfie videoYesNo
Battery
Battery capacity6,500 mAh8,550 mAh
Battery typeSi/CSi/C
Wired charging80 W100 W
Charged in 30 min59%—
Wireless chargingYesNo
Wireless charging power50 W—
Connectivity
5GYesYes
eSIMYesNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 6Wi-Fi 7
Bluetooth5.45.4
NFCYesYes
USBUSB Type-C 2.0USB Type-C
USB version22
Infrared portYesYes
Dual-band GPS—Yes
Satellite navigationGLONASS, GALILEO, BDS, QZSSGLONASS, GALILEO, BDS, QZSS, NavIC
Features
Stereo speakersYesYes
3.5 mm headphone jackNoNo
Fingerprint sensorUnder displayUnder display
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, proximity, gyro, compass
Software
OS at launchAndroid 16Android 16
PlatformAndroidAndroid
InterfaceColorOS 16HyperOS 3
To compare: 0up to 4 models
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