Oppo A6i vs Poco C51

Oppo A6i
Oppo
A6i
Poco C51
Poco
C51

At a glance

Brand
Oppo
POCO
Release date
September 2025, 9 months ago
April 2023, 3 years 2 months ago
AnTuTu
415.000 Antutu v10 Overall performance better than 68% of devices
127.000 Antutu v9 Overall performance better than 53% of devices

Display

Size
6.67"
6.52"
Resolution
720 x 1604 px HD+
720 x 1600 px HD+
Type
LCD IPS
LCD IPS
Density
264 ppi Medium Density
269 ppi Medium Density
Aspect ratio
20:9
20:9
Features
Hole-punch Notch, Refresh rate 120 Hz, Brightnes 800 cd/m² (typ), Max brightness HBM - 1000 cd/m², DCI-P3, sRGB standard, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless
Water Drop Notch, Brightnes 420 cd/m² (typ), Scratch resistant, Capacitive, Multi-touch, Frameless

Performance

Chipset
MediaTek Dimensity 6300
Mediatek Helio G36
CPU
2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55
8x Cortex A53 2.2 GHz
CPU type
Octa-Core
Octa-Core
Process
6 nm
12 nm
Frequency
2.4 GHz
2.2 GHz
GPU
Arm Mali-G57 MC2
IMG PowerVR GE8320 680 MHz
RAM
6 GB
4 GB
RAM type
LPDDR4X RAM
LPDDR4X RAM
64-bit
Yes
Yes

Rear camera

Resolution
50 Mpx
8 Mpx
Aperture
ƒ/ 1.8
ƒ/ 2.0
Flash
LED
LED
Optical stabilization
No
No
Slow motion
Yes, 120 fps
No, 30 fps
Features
Digital zoom, Dual camera, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash
Digital zoom, Dual camera, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Front camera

Resolution
8 Mpx
5 Mpx
Aperture
ƒ/ 2.0
ƒ/ 2.2

Battery

Capacity
6000 mAh
5000 mAh
Type
Li-Ion
Li-Ion
Fast charge
Yes , 45.0W
Yes , 10.0W
Features
Non-removable
Non-removable

Storage

Capacity
128 GB
64 GB
Type
UFS Storage 2.2
eMMC 5.1 Storage
SD slot
Yes , Slot for SD or second SIM card
Yes , Independent SD slot

Body

Dimensions
76.2 mm 165.7 mm 8.0 mm Print 3D Model
76.8 mm 164.9 mm 9.1 mm Print 3D Model
Weight
194 g
192 g
Materials
Plastic , Splash resistant design
Plastic
Colors
Black White
Black Green Cyan
Water/dust resistance
IP64
Usable surface
87 %
81 %

Software

Operating system
Android 15 Android 15
Android 13 Tiramisu Android 13 Go Edition
Google services
Without 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 5.0 LELow energy consumption
Bluetooth 5.0 LELow energy consumption
Bluetooth profiles
A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, SBC, AAC
A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy)
Wi-Fi
802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
802.11a , 802.11b , 802.11g , 802.11n
Wi-Fi features
Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
Wi-Fi Hotspot, Wi-Fi Direct
USB
USB Type-C
USB features
Charging, OTG
Charging, OTG
Navigation
GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo
GPS, A-GPS, GLONASS, Beidou

Networks

5G
n1 (2100), n5 (850), n8 (900), n28a (700), n41 (2500), n77 (3700), n78 (3500)
4G LTE
B1 (2100), B3 (1800), B5 (850), B8 (900), B28b (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500)
B1 (2100), B3 (1800), B5 (850), B8 (900), B40 (TDD 2300), B41 (TDD 2500)
3G
B1 (2100), B5 (850), B8 (900)
B1 (2100), B5 (850), B8 (900)
2G
CDMA BC0 (800), B3 (1800), B5 (850), B8 (900)
B2 (1900), B3 (1800), B5 (850), B8 (900)

Sensors & security

Fingerprint
Yes, on the side
Yes, on the side
Accelerometer
Yes
Yes
Gyroscope
Yes
Proximity
Yes
Light sensor
Yes
Yes
Cooling system
No
No
Audio
Stereo Speakers

Compared with Oppo A6i

  • Oppo
    A6i
    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Oppo A6x 5G
    Oppo
    A6x 5G
    4 GB · 6.75" · MediaTek Dimensity 6300
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  • Oppo
    A6i
    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Oppo A5 Pro
    Oppo
    A5 Pro
    8 GB · 6.7" · MediaTek Dimensity 7300
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  • Oppo
    A6i
    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Oppo A59 5G
    Oppo
    A59 5G
    6 GB · 6.56" · MediaTek Dimensity 6020 (MT6833V/ZA)
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  • Oppo
    A6i
    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Blackview XPLORE 1 Pro
    Blackview
    XPLORE 1 Pro
    12 GB · 6.78" · MediaTek Dimensity 7050 (MT6877)
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  • Oppo
    A6i
    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Apple iPhone Air
    Apple
    iPhone Air
    12 GB · 6.5" · Apple A19 Pro (Air)
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  • Oppo
    A6i
    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Blackview BV7300
    Blackview
    BV7300
    6 GB · 6.67" · MediaTek Helio G81 (MT6769)
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  • Oppo
    A6i
    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Blackview Oscal TIGER 10
    Blackview
    Oscal TIGER 10
    8 GB · 6.56" · Unisoc Tiger T606
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  • Oppo
    A6i
    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Blackview A200 Pro
    Blackview
    A200 Pro
    12 GB · 6.67" · MediaTek Helio G99 (MT6789)
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  • Oppo
    A6i
    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    CAT S75
    CAT
    S75
    6 GB · 6.58" · MediaTek Dimensity 930
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Compared with Poco C51

  • Poco
    C51
    4 GB · 6.52" · Mediatek Helio G36
    Poco C51
    Poco M6 5G
    Poco
    M6 5G
    4 GB · 6.74" · MediaTek Dimensity 6100+
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  • Poco
    C51
    4 GB · 6.52" · Mediatek Helio G36
    Poco C51
    Poco M5S
    Poco
    M5S
    4 GB · 6.43" · MediaTek Helio G95
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  • Poco
    C51
    4 GB · 6.52" · Mediatek Helio G36
    Poco C51
    Poco M4 Pro 5G
    Poco
    M4 Pro 5G
    4 GB · 6.6" · MediaTek Dimensity 810 (MT6873)
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  • Poco
    C51
    4 GB · 6.52" · Mediatek Helio G36
    Poco C51
    Blackview Oscal S80
    Blackview
    Oscal S80
    6 GB · 6.58" · MediaTek Helio G85 (MT6769V/CZ)
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  • Poco
    C51
    4 GB · 6.52" · Mediatek Helio G36
    Poco C51
    Blackview BV9200
    Blackview
    BV9200
    8 GB · 6.6" · MediaTek Helio G96
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  • Poco
    C51
    4 GB · 6.52" · Mediatek Helio G36
    Poco C51
    blu G51S
    blu
    G51S
    2 GB · 6.4" · Spreadtrum Unisoc SC9863A
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  • Poco
    C51
    4 GB · 6.52" · Mediatek Helio G36
    Poco C51
    Blackview BL8800 Pro
    Blackview
    BL8800 Pro
    8 GB · 6.58" · MediaTek Dimensity 700 (MT6833)
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  • Poco
    C51
    4 GB · 6.52" · Mediatek Helio G36
    Poco C51
    coolpad Cool 20
    coolpad
    Cool 20
    4 GB · 6.52" · MediaTek Helio G80 (MT6769T)
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  • Poco
    C51
    4 GB · 6.52" · Mediatek Helio G36
    Poco C51
    Blackview BV4900S
    Blackview
    BV4900S
    2 GB · 5.7" · Spreadtrum Unisoc SC9863A
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