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  3. F31 Pro+ vs Armor 33

OPPO F31 Pro+ vs UleFone Armor 33

What F31 Pro+ does better (15) and where Armor 33 wins (9) — every spec side by side.

OPPO F31 Pro+
OPPO · 2025F31 Pro+
9.0Score
15 advantages≈ $350
Higher score
vs
UleFone Armor 33
UleFone · 2025Armor 33
8.2Score
9 advantages≈ $350
9.4Display6.8
7.8Camera6.8
9.2Battery9.4
7.4Features6.7
Dimensions

Size comparison

F31 Pro+Armor 33
77.6 × 163.17.785.5 × 185.534
F31 Pro+Armor 33Difference
Height163.1 mm185.5 mm−22.4 mm
Width77.6 mm85.5 mm−7.9 mm
Thickness7.7 mm34 mm−26.3 mm
Weight204 g765 g−561 g

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

Why is F31 Pro+ better than Armor 33?

  1. Weight204 g vs 765 g3.8×
  2. Peak brightness1,600 nits vs 700 nits2.3×
  3. OLED panelYes · Armor 33: No
  4. Optical stabilisationYes · Armor 33: No
  5. 5GYes · Armor 33: No
  6. Wired charging80 W vs 66 W+21%
  7. Thickness7.7 mm vs 34 mm4.4×
  8. Max video4K vs 1080p
  9. CPU frequency2.63 GHz vs 2.2 GHz+20%
  10. Pixel density453 ppi vs 387 ppi+17%
  11. Process4 nm vs 6 nm+50%
  12. Screen-to-body ratio89.1% vs 72.3%+23%

Why is Armor 33 better than F31 Pro+?

  1. Battery capacity7,000 mAh vs 25,500 mAh3.6×
  2. Storage (max)256 GB vs 512 GB2×
  3. NFCNo · F31 Pro+: Yes
  4. Rear cameras1 vs 33×
  5. Storage (base)256 GB vs 512 GB2×
  6. Memory card slotNo · F31 Pro+: Yes
  7. Ultra-wide cameraNo · F31 Pro+: Yes
  8. 3.5 mm headphone jackNo · F31 Pro+: Yes
  9. Screen size6.8″ vs 7″+2%
Specifications

Side by side

OPPO F31 Pro+OPPO F31 Pro+≈ $3509.0
UleFone Armor 33UleFone Armor 33≈ $3508.2
Design
Weight204 g765 g
Thickness7.7 mm34 mm
Height163.1 mm185.5 mm
Width77.6 mm85.5 mm
Ingress protectionIP68IP68
Water resistance (IPx)IPx8IPx8
Glass protectionAGC DT-Star D+Corning Gorilla Glass 5
ColoursFestival Pink, Himalayan White, Gemstone BlueBlack
Display
Screen size6.8″7″
PanelAMOLEDIPS LCD
OLED panelYesNo
Resolution (width)1,280 px1,080 px
Resolution (height)2,800 px2,460 px
Pixel density453 ppi387 ppi
Refresh rate120 Hz120 Hz
Peak brightness1,600 nits700 nits
Screen-to-body ratio89.1%72.3%
Performance
ChipsetQualcomm SM7550-AB Snapdragon 7 Gen 3Mediatek Helio G100
Chip makerQualcommMediaTek
Process4 nm6 nm
CPU cores88
CPU frequency2.63 GHz2.2 GHz
GPUAdreno 720Mali-G57 MC2
Memory
RAM12 GB12 GB
Storage (max)256 GB512 GB
Storage (base)256 GB512 GB
Storage typeUFS 3.1UFS 2.2
Memory card slotNoYes
Camera
Main camera50 MP50 MP
Main camera aperturef/1.8f/2
Main sensor size—1/1.3"
Rear cameras13
Optical stabilisationYesNo
Ultra-wide cameraNoYes
Telephoto cameraNoNo
Max video4K1080p
4K video frame rate30 fps—
Selfie camera32 MP32 MP
4K selfie videoNoNo
Battery
Battery capacity7,000 mAh25,500 mAh
Battery typeSi/C—
Wired charging80 W66 W
Charged in 30 min63%—
Wireless chargingNoNo
Connectivity
5GYesNo
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 6Wi-Fi 5
Bluetooth5.25.2
NFCNoYes
USBUSB Type-C 2.0USB Type-C 2.0
USB version22
Dual-band GPSYes—
Satellite navigationGLONASS, GALILEO, BDS, QZSS, NavICGLONASS, GALILEO, BDS, QZSS
Features
Stereo speakersYesYes
3.5 mm headphone jackNoYes
Fingerprint sensorUnder displaySide
Barometer—Yes
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
SAR (head)1.16 W/kg—
Software
OS at launchAndroid 15Android 15
PlatformAndroidAndroid
InterfaceColorOS 15—
EU label
Energy class—A
Battery charge cycles—1,000
Endurance per cycle—382 h
Repairability class—C
Drop resistance class—A
To compare: 0up to 4 models
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