Xiaomi Redmi K90 Max vs OnePlus Ace 6 Ultra

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Overview

Specs Score81 / 100
Better Specs
79 / 100
Display Resolution1200 x 2608 pixels1272 x 2772 pixels
Better Resolution
CPU Clock Speed4.21 GHz
Faster Clock Speed
Front Camera32 MP
Better Front Camera Resolution
16 MP
Weight217 g
Lighter
Thickness8.5 mm
Slimmer
Battery7500 mAh8600 mAh
Bigger Battery
Unique Features
Wireless Charging
No

General

ModelAce 6 Ultra
Sim TypeDual Sim, GSM+GSMDual Sim, GSM+GSM
Dual SimYesYes
Sim SizeNano+Nano SIMNano+Nano SIM
Device TypeSmartphoneSmartphone
Release DateOctober 23, 2026 (Expected)April 28, 2026

Design

Dimensions77.5 x 162.5 x 8.5 mm
Weight217 g
Bezel lessNo
ColorsBlack, White, Denim Blue, Lamborgini WhiteAce Awakening, Metal Storm

Display

TypeColor LTPO AMOLED Screen (68 B)Color AMOLED Screen (1B Colors)
TouchYes, 240 Hz Touch Sampling RateYes
Size6.9 inches, 1200 x 2608 pixels, 120 Hz6.78 inches, 1272 x 2772 pixels, 165 Hz
Aspect Ratio20:920:9
PPI~ 416 PPI~ 450 PPI
Screen to Body Ratio~ 91.8%~ 89.3%
Glass TypeXiaomi Dragon Crystal GlassCrystal Shield Glass
Brightness3500 nits (peak)800 nits (typ), 1800 nits (HBM)
HDR SupportYes, HDR10+, Dolby VisionYes, HDR10+, Dolby Vision
Adaptive Refresh RateYes, LTPO
Features2160Hz PWM, 120Hz, Dolby Vision, HDR Vivid, HDR10+PWM, Dolby Vision, HDR10+
NotchYes, Punch HoleYes, Punch Hole
Curved DisplayYes

Memory

RAM12 GB12 GB
Storage256 GB256 GB
Storage TypeUFS 4.1UFS 4.1
Card SlotNo

Connectivity

GPRSYesYes
EDGEYesYes
3GYesYes
4GYesYes
5GYesYes
5G BandsSA: n1/2/3/5/7/8/20/28/38/40/41/48/66*/77/78/79, NSA: n1/3/5/7/8/20/28/38/40/41/66*/77/78/79
VoLTEYes, Dual Stand-ByYes, Dual Stand-By
Vo5GYesYes
WifiYes, with wifi-hotspotYes, with wifi-hotspot
Wifi VersionWi-Fi 7
BluetoothYes, v5.4, A2DP, LE, aptX HDYes, v6.0
USBYes, USB-C v3.2Yes, USB-C v2.0
USB FeaturesUSB Tethering, USB on-the-go, USB ChargingUSB Tethering, USB on-the-go, USB Charging
IR BlasterYesYes

Extra

GPSwith GPS, Galileo, GLONASS, Beidou, NAVICYes with A-GPS
Fingerprint SensorYes, In DisplayYes, In Display
Face UnlockYesYes
SensorsAccelerometer, Proximity, Gyro, CompassAccelerometer, Gyro, Proximity, Compass
3.5mm Headphone JackNoNo
NFCYesYes
Water ResistanceYes, 1.5 m upto 30 minYes, 1.5 m upto 30 min
IP RatingIP68IP66/IP68/IP69/IP69K
Dust ResistantYesYes

Camera

Rear Camera50 MP (Wide Angle)
50 MP (Ultra Wide)
50 MP ƒ/1.8 (Wide Angle)
23mm (wide), 1/1.55", PDAF, OIS
8 MP ƒ/2.2 (Ultra Wide)
16mm, 112˚ (ultrawide)
Camera SensorSony IMX906
OISYesYes
Auto FocusYesYes
FeaturesColor spectrum sensor, HDR, panoramaHDR, panorama
Video Recording4K, 8K, 1080p, 720p4K @ 60 fps UHD, 1080p @ 60 fps FHD
FlashYes, LEDYes, LED
Front Camera32 MP ƒ/2.2 (Wide Angle)
Punch Hole, Autofocus, Screen Flash
16 MP ƒ/2.4 (Wide Angle)
Punch Hole, Screen Flash
Front Video Recording4K, 1080p1080p

Technical

OSAndroid v16Android v16
Custom UIHyperOS 3
ChipsetMediatek Dimensity 9500Mediatek Dimensity 9500
CPUOcta Core Processor4.21 GHz, Octa Core Processor
Core Details1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro
Fabrication Node3nm
GPUMali-G1 Ultra MC12
JavaNoNo
BrowserYesYes

Multimedia

EmailYesYes
MusicMP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWBYes
VideoMP4, MKV, AVI, WMV, WEBM, 3GP, ASF playbackYes
FM RadioNoNo
Document ReaderYesYes

Battery

TypeNon-Removable BatteryNon-Removable Battery
Size7500 mAh, Li-Po Battery8600 mAh, Si/C
Fast ChargingYes, 100W Fast ChargingYes, 120W SUPERVOOC Charging
Wireless ChargingYes, 50W
Reverse ChargingYesYes
Reverse Wireless ChargingYes, 22.5W

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