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  3. Ace 6 Ultra vs Redmi K100 Pro

OnePlus Ace 6 Ultra vs Xiaomi Redmi K100 Pro

What Ace 6 Ultra does better (5) and where Redmi K100 Pro wins (11) — every spec side by side.

OnePlus Ace 6 Ultra
OnePlus · 2026Ace 6 Ultra
9.6Score
5 advantages≈ $480
vs
Xiaomi Redmi K100 Pro
Xiaomi · 2026Redmi K100 Pro
9.6Score
11 advantages≈ $520
Higher score
9.6Display9.5
9.6Performance9.6
8.6Camera9.3
9.6Battery9.8
9.3Features9.3
Dimensions

Size comparison

Ace 6 UltraRedmi K100 Pro
77.5 × 162.58.575.3 × 157.58.6
Ace 6 UltraRedmi K100 ProDifference
Height162.5 mm157.5 mm+5 mm
Width77.5 mm75.3 mm+2.2 mm
Thickness8.5 mm8.6 mm−0.1 mm
Weight217 g218 g−1 g

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

Why is Ace 6 Ultra better than Redmi K100 Pro?

  1. Storage (max)1,024 GB vs 512 GB2×
  2. Wired charging120 W vs 100 W+20%
  3. Pixel density450 ppi vs 419 ppi+7%
  4. Screen size6.8″ vs 6.6″+3%
  5. Resolution (width)1,272 px vs 1,156 px+10%

Why is Redmi K100 Pro better than Ace 6 Ultra?

  1. Main camera50 MP vs 200 MP4×
  2. Peak brightness1,800 nits vs 4,500 nits2.5×
  3. Telephoto cameraNo · Ace 6 Ultra: Yes
  4. Wireless chargingNo · Ace 6 Ultra: Yes
  5. AnTuTu score3,429,868 vs 3,531,378+3%
  6. Refresh rate165 Hz vs 185 Hz+12%
  7. Selfie camera16 MP vs 32 MP2×
  8. 4K selfie videoNo · Ace 6 Ultra: Yes
  9. CPU frequency4.21 GHz vs 4.6 GHz+9%
  10. Rear cameras2 vs 3+50%
  11. Main camera aperturef/1.8 vs f/1.7+6%
Specifications

Side by side

OnePlus Ace 6 UltraOnePlus Ace 6 Ultra≈ $4809.6
Xiaomi Redmi K100 ProXiaomi Redmi K100 Pro≈ $5209.6
Design
Weight217 g218 g
Thickness8.5 mm8.6 mm
Height162.5 mm157.5 mm
Width77.5 mm75.3 mm
FrameAluminiumAluminium
BackGlass—
Ingress protectionIP68IP68
Water resistance (IPx)IPx8IPx8
Glass protectionCrystal Shield Glass—
ColoursGray, GoldBlack, White, Light Green, Red (Burgundy)
Display
Screen size6.8″6.6″
PanelAMOLEDAMOLED
OLED panelYesYes
Resolution (width)1,272 px1,156 px
Resolution (height)2,772 px2,510 px
Pixel density450 ppi419 ppi
Refresh rate165 Hz185 Hz
Peak brightness1,800 nits4,500 nits
Screen-to-body ratio89.3%89.8%
HDRYesYes
Performance
ChipsetMediatek Dimensity 9500Qualcomm SM8850-1-AB Snapdragon 8 Elite Gen 5 V Series
Chip makerMediaTekQualcomm
Process3 nm3 nm
CPU cores88
CPU frequency4.21 GHz4.6 GHz
GPUMali-G1 Ultra MC12Adreno 840
AnTuTu score3,429,8683,531,378
Geekbench 6 (multi-core)10,61610,594
Memory
RAM16 GB16 GB
Storage (max)1,024 GB512 GB
Storage (base)256 GB256 GB
Storage typeUFS 4.1UFS 4.1
Memory card slotNoNo
Camera
Main camera50 MP200 MP
Main camera aperturef/1.8f/1.7
Main sensor size1/1.55"1/1.56"
Rear cameras23
Optical stabilisationYesYes
Ultra-wide cameraYesYes
Telephoto cameraNoYes
Optical zoom—2.5×
Max video4K4K
4K video frame rate60 fps60 fps
Selfie camera16 MP32 MP
4K selfie videoNoYes
Battery
Battery capacity8,600 mAh8,580 mAh
Battery typeSi/CSi/C
Wired charging120 W100 W
Charged in 30 min72%—
Wireless chargingNoYes
Wireless charging power—50 W
Reverse wireless charging—Yes
Connectivity
5GYesYes
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 7Wi-Fi 7
Bluetooth66
NFCYesYes
USBUSB Type-C 2.0USB Type-C
USB version2—
Video output—Yes
Infrared portYesYes
Dual-band GPSYesYes
Satellite navigationGLONASS, GALILEO, BDS, QZSS, NavICGLONASS, GALILEO, BDS, QZSS, NavIC
Features
Stereo speakersYesYes
3.5 mm headphone jackNoNo
Fingerprint sensorUnder display, ultrasonicUnder display, ultrasonic
SensorsFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compassFingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass
Software
OS at launchAndroid 16Android 16
PlatformAndroidAndroid
InterfaceColorOS 16HyperOS 3

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