OPPO A78 vs Xiaomi Poco X8 Pro Max Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

7.4
Xiaomi Poco X8 Pro Max
OPPO A78 Xiaomi Poco X8 Pro Max
Released · Jan 07, 2023
Released · Mar 17, 2026
6.6-inch · 1612x720px
6.8-inch · 2772x1280px
Dual camera
Dual camera
4GB · 128GB
12GB · 256GB
5000 mAh
8500 mAh
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Availability

Officially announced
Mar 17, 2026
Prices (MSRP)
12GB/256GB - $469

Design

Dimensions
6.45 x 2.96 x 0.31 inches
163.8 x 75.1 x 8 m
6.41 x 3.07 x 0.32 inches (~0.41 inches with camera bump)
162.9 x 77.9 x 8.2 mm (~10.30 mm with camera bump)
Weight
6.63 oz / 188.0 g 7.69 oz / 218.0 g
Materials
Back: Glass
Frame: Aluminum
Resistance
Splash, Dust; IP54 Water, Dust; IP68
Biometrics
Fingerprint (touch) Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key
Colors
Glowing Black, Glowing Purple

Display

Size
6.6-inch, 83.93% screen-to-body 6.8-inch, 90.22% screen-to-body
Type
IPS LCD, 90Hz, 600 nits AMOLED, 120Hz, 3500 nits
Resolution
1612x720px, 20:9 ratio, 269 PPI 2772x1280px, 447 PPI
PhoneArena Display Test
Bright Max (20% APL)
Untested 3362 (Excellent)
Bright Min
Untested 1.9 (Good)

Hardware

System chip
Mediatek Dimensity 700 (7 nm) MediaTek Dimensity 9500 (3 nm)
Processor
Octa-core
2x2.2GHz Cortex-A76
6x2.0G​Hz Cortex-A5
Octa-core
1x4.21GHz C1-Ultra
3x3.5GHz C1-Premium
4x2.7 GHz C1-Pro
GPU
Mali-G57 MC2 Mali G1-Ultra
Memory
4GB/128GB 12GB/256GB
12GB/512GB
Storage expansion
microSDXC
OS
Android (14, 13, 12) Android (16)
PhoneArena Performance Test
GeekBench 6 Single
Untested 2636
GeekBench 6 Multi
Untested 8334
3D Mark High
Untested 4194
3D Mark Low
Untested 3416

Battery

Type
5000 mAh 8500 mAh, Si - Carbon
Charge speed
Wired: 33.0W Wired: 100.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
10h 21min
Browsing
26h 6min
Video
15h 26min
Gaming
9h 55min

Camera

Rear
Dual camera Dual camera
Main camera
50 MP (PDAF)
Aperture size: F1.8
Focal length: 27 mm
50 MP (OIS, PDAF)
Aperture size: F1.5
Second camera
2 MP (Depth information) 8 MP (Ultra-wide)
Aperture size: F2.2
Flash
LED LED
Video recording
Yes Yes
Front
8 MP 20 MP

Connectivity & Features

Bluetooth
5.3 Yes
WLAN
Yes
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
Wi-Fi 6,Wi-Fi 7
Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0 Type-C
Sensors
Accelerometer, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC NFC

Multimedia

Headphones
3.5mm jack No 3.5mm jack
Speakers
Earpiece, Multiple speakers Earpiece, Multiple speakers
Screen mirroring
Wireless screen share Wireless screen share
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

5G Bands
5G Ready 5G Ready
SIM type
Dual Nano SIM Nano SIM