Oppo F31 Pro vs Unihertz 8849 Tank 4

Oppo F31 Pro
Oppo
F31 Pro
Unihertz 8849 Tank 4
Unihertz
8849 Tank 4

At a glance

Brand
Oppo
Unihertz
Release date
September 2025, 9 months ago
October 2025, 8 months ago
AnTuTu
717.999 Antutu v10 Overall performance better than 78% of devices
711.190 Antutu v10 Overall performance better than 78% of devices

Display

Size
6.57"
6.78"
Resolution
1080 x 2372 px FHD+
1200 x 2650 px QHD
Type
AMOLED
AMOLED
Density
264 ppi Medium Density
429 ppi Very high density
Aspect ratio
20:9
21:9
Features
Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 600 cd/m² (typ), Peak brightness - 1000 cd/m², Max brightness HBM - 1400 cd/m², HDR10, DCI-P3, Full sRGB standard, 2.5D curved glass screen, Corning Gorilla Glass 7i, Capacitive, Multi-touch, Frameless
Hole-punch Notch, Youji Glass - 1.1 mm, Refresh rate 120 Hz, Scratch resistant, Capacitive, Multi-touch, In-cell

Performance

Chipset
MediaTek Dimensity 7300
MediaTek Dimensity 7300 Ultra
CPU
4xCortex A78 2.5GHz + 4xCortex A55 2.0GHz
4xCortex A78 2.5GHz + 4xCortex A55 2.0GHz
CPU type
Octa-Core
Octa-Core
Process
4 nm
4 nm
Frequency
2.5 GHz
2.5 GHz
GPU
Arm Mali-G615 MC2
Mali-G615 MC2
RAM
8 GB
12 GB
RAM type
LPDDR4X RAM
RAM LPDDR5X
64-bit
Yes
Yes

Rear camera

Resolution
50 Mpx
50 Mpx
Aperture
ƒ/ 1.8
ƒ/ 1.88
Flash
LED
Dual LED
Optical stabilization
Yes
No
Slow motion
Yes, 120 fps
No, 30 fps
Features
Flicker sensor, 4K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Contrast detection autofocus (CDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Digital zoom, Triple camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Night Vision
Sensor
Samsung GN1
Pixel size
1.00 µm
Sensor size
1/1.31"

Front camera

Resolution
32 Mpx
32 Mpx
Aperture
ƒ/ 2.4
ƒ/ 2.25
Sensor
Samsung S5KGD1
Pixel size
0.80 µm

Battery

Capacity
7000 mAh
11600 mAh
Type
Si-Carbon Li-Ion
Li-Polymer
Fast charge
Yes , 80.0W
Yes , 66.0W
Features
Non-removable
Non-removable
Charge cycles
1000 cycles
Runtime
~ 105h

Storage

Capacity
128 GB
512 GB
Type
UFS Storage 3.1
UFS Storage 4.0
SD slot
No
Yes , Independent SD slot

Body

Dimensions
75.0 mm 158.2 mm 8.0 mm Print 3D Model
85.4 mm 174.3 mm 23.9 mm Print 3D Model
Weight
190 g
538 g
Materials
Plastic
Polycarbonate
Colors
Gold Gray
Black
Water/dust resistance
IP68, IP69 , MIL-STD-810H
IP68, MIL-STD-810H
Usable surface
84 %
75 %
Drop resistance
Class A B C D E 90 drops without defects
Repairability
Class A B C D E

Software

Operating system
Android 16 ColorOS 16 (Android 16)
Android 15 Android 15
Google services
With Google Mobile Services
With Google Mobile Services

Connectivity

SIM
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth
Bluetooth 5.3 LELow energy consumption
Bluetooth 5.3 LELow energy consumption
Bluetooth profiles
A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, LDAC, SBC, AAC
A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), HS
Wi-Fi
802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
Wi-Fi features
Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB
USB Type-C
USB Type-C
USB features
Charging, OTG
Charging, OTG
Navigation
GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, BeiDou (B1)
GPS, A-GPS, GLONASS, Beidou, Galileo

Networks

5G
n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500)
n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n20 (800), n25 (1900), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n77 (3700), n78 (3500)
4G LTE
B3 (1800), B5 (850), B8 (900), B19 (800), B28b (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100)
B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B18 (800), B19 (800), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
3G
B1 (2100), B8 (900)
B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
2G
B2 (1900), B3 (1800), B5 (850), B8 (900)
CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)

Sensors & security

Fingerprint
Yes, on the side
Yes, on the side
Accelerometer
Yes
Yes
Proximity
Yes
Yes
Light sensor
Yes
Yes
Cooling system
Yes
No
Audio
Stereo Speakers
Noise cancellation microphone, 2 microphones
Gyroscope
Yes
Barometer
Yes
Compass
Yes

Compared with Oppo F31 Pro

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    8 GB · 6.57" · MediaTek Dimensity 7300
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  • Oppo
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    8 GB · 6.57" · MediaTek Dimensity 7300
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  • Oppo
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    8 GB · 6.57" · MediaTek Dimensity 7300
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    8 GB · 6.57" · MediaTek Dimensity 7300
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    8 GB · 6.57" · MediaTek Dimensity 7300
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    Honor 100
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Compared with Unihertz 8849 Tank 4

  • Unihertz
    8849 Tank 4
    12 GB · 6.78" · MediaTek Dimensity 7300 Ultra
    Unihertz 8849 Tank 4
    Unihertz 8849 Hike
    Unihertz
    8849 Hike
    12 GB · 6.79" · MediaTek Helio G200
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  • Unihertz
    8849 Tank 4
    12 GB · 6.78" · MediaTek Dimensity 7300 Ultra
    Unihertz 8849 Tank 4
    Unihertz 8849 Shark 5G
    Unihertz
    8849 Shark 5G
    12 GB · 6.79" · MediaTek Dimensity 8200 (MT6896)
    View comparison
  • Unihertz
    8849 Tank 4
    12 GB · 6.78" · MediaTek Dimensity 7300 Ultra
    Unihertz 8849 Tank 4
    Unihertz Tank 3
    Unihertz
    Tank 3
    16 GB · 6.79" · MediaTek Dimensity 8200 (MT6896)
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  • Unihertz
    8849 Tank 4
    12 GB · 6.78" · MediaTek Dimensity 7300 Ultra
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    8849 Tank 4
    12 GB · 6.78" · MediaTek Dimensity 7300 Ultra
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    Honor Magic8
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  • Unihertz
    8849 Tank 4
    12 GB · 6.78" · MediaTek Dimensity 7300 Ultra
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    8849 Tank 4
    12 GB · 6.78" · MediaTek Dimensity 7300 Ultra
    Unihertz 8849 Tank 4
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  • Unihertz
    8849 Tank 4
    12 GB · 6.78" · MediaTek Dimensity 7300 Ultra
    Unihertz 8849 Tank 4
    Honor 90 Pro
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  • Unihertz
    8849 Tank 4
    12 GB · 6.78" · MediaTek Dimensity 7300 Ultra
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