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  3. Poco F9 Ultra vs Poco X8 Pro Max

Xiaomi Poco F9 Ultra vs Xiaomi Poco X8 Pro Max

What Poco F9 Ultra does better (17) and where Poco X8 Pro Max wins (10) — every spec side by side.

Xiaomi Poco F9 Ultra
Xiaomi · 2026Poco F9 Ultra
9.7Score
17 advantages≈ $890
Higher score
vs
Xiaomi Poco X8 Pro Max
Xiaomi · 2026Poco X8 Pro Max
9.6Score
10 advantages≈ $500
9.7Display9.4
9.6Performance9.0
9.8Camera8.8
9.8Battery9.7
9.5Features9.7
Dimensions

Size comparison

Poco F9 UltraPoco X8 Pro Max
77.9 × 163.58.777.9 × 162.98.2
Poco F9 UltraPoco X8 Pro MaxDifference
Height163.5 mm162.9 mm+0.6 mm
Width77.9 mm77.9 mm=
Thickness8.7 mm8.2 mm+0.5 mm
Weight235 g218 g+17 g

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

Why is Poco F9 Ultra better than Poco X8 Pro Max?

  1. Main camera200 MP vs 50 MP4×
  2. AnTuTu score4,165,108 vs 2,445,108+70%
  3. Refresh rate185 Hz vs 120 Hz+54%
  4. Storage (max)1,024 GB vs 512 GB2×
  5. Telephoto cameraYes · Poco X8 Pro Max: No
  6. Wireless chargingYes · Poco X8 Pro Max: No
  7. RAM16 GB vs 12 GB+33%
  8. Geekbench 6 (multi-core)10,500 vs 8,539+23%
  9. Peak brightness4,500 nits vs 3,500 nits+29%
  10. CPU frequency4.6 GHz vs 3.73 GHz+23%
  11. Max video8K vs 4K
  12. 4K selfie videoYes · Poco X8 Pro Max: No

Why is Poco X8 Pro Max better than Poco F9 Ultra?

  1. Battery capacity8,050 mAh vs 8,500 mAh+6%
  2. Active use (test)24.6 h vs 25.4 h+3%
  3. Drop resistance classC vs B
  4. Weight235 g vs 218 g+8%
  5. Pixel density416 ppi vs 447 ppi+7%
  6. Loudspeaker loudness-26.1 LUFS vs -20.9 LUFS+-20%
  7. Main camera aperturef/1.7 vs f/1.5+13%
  8. Resolution (width)1,200 px vs 1,280 px+7%
  9. Thickness8.7 mm vs 8.2 mm+6%
  10. Charged in 30 min60% vs 62%+3%
Specifications

Side by side

Design
Weight235 g218 g
Thickness8.7 mm8.2 mm
Height163.5 mm162.9 mm
Width77.9 mm77.9 mm
FrameAluminiumAluminium
BackPlasticPlastic
Ingress protectionIP68IP68
Water resistance (IPx)IPx8IPx8
Glass protectionCorning Gorilla Glass 7iCorning Gorilla Glass 7i
ColoursBlack, Dark CherryBlack, White, Blue
Display
Screen size6.9″6.8″
PanelAMOLEDAMOLED
OLED panelYesYes
Resolution (width)1,200 px1,280 px
Resolution (height)2,608 px2,772 px
Pixel density416 ppi447 ppi
Refresh rate185 Hz120 Hz
Peak brightness4,500 nits3,500 nits
Measured brightness1,283 nits1,114 nits
Screen-to-body ratio91.6%90.3%
HDRYesYes
Performance
ChipsetQualcomm SM8850-AC Snapdragon 8 Elite Gen 5Mediatek Dimensity 9500s
Chip makerQualcommMediaTek
Process3 nm3 nm
CPU cores88
CPU frequency4.6 GHz3.73 GHz
GPUAdreno 840Immortalis-G925 MC11
AnTuTu score4,165,1082,445,108
Geekbench 6 (multi-core)10,5008,539
3DMark Wild Life Extreme—6,229
Memory
RAM16 GB12 GB
Storage (max)1,024 GB512 GB
Storage (base)256 GB256 GB
Storage typeUFS 4.1UFS 4.1
Memory card slotNoNo
Camera
Main camera200 MP50 MP
Main camera aperturef/1.7f/1.5
Main sensor size1/1.56"1/1.95"
Rear cameras32
Optical stabilisationYesYes
Ultra-wide cameraYesYes
Telephoto cameraYesNo
Optical zoom5×—
Max video8K4K
4K video frame rate60 fps60 fps
Selfie camera32 MP20 MP
4K selfie videoYesNo
Battery
Battery capacity8,050 mAh8,500 mAh
Battery typeSi/CSi/C
Active use (test)24.6 h25.4 h
Wired charging100 W100 W
Charged in 30 min60%62%
Wireless chargingYesNo
Wireless charging power50 W—
Reverse wireless chargingYes—
Connectivity
5GYesYes
eSIMYesYes
Dual SIMYesYes
Wi-Fi standardWi-Fi 7Wi-Fi 7
Bluetooth66
NFCYesYes
USBUSB Type-C 3.2USB Type-C 2.0
USB version3.22
Video outputYes—
Infrared portYesYes
Dual-band GPSYesYes
Satellite navigationGLONASS, GALILEO, BDS, QZSS, NavICGLONASS, GALILEO, BDS, QZSS, NavIC
Features
Stereo speakersYesYes
3.5 mm headphone jackNoNo
Loudspeaker loudness-26.1 LUFS-20.9 LUFS
Fingerprint sensorUnder display, ultrasonicUnder display, ultrasonic
SensorsFingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compassFingerprint (under display, ultrasonic), accelerometer, gyro, compass, proximity
Software
OS at launchAndroid 16Android 16
PlatformAndroidAndroid
InterfaceHyperOS 3HyperOS 3
Major OS updates promised4—
EU label
Energy classAB
Battery charge cycles1,0001,000
Endurance per cycle81 h80 h
Repairability classCC
Drop resistance classCB
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