BeastCompare

Oppo A6 vs vivo Y78 (China): Which One Should You Buy?

Oppo A6 edges ahead with a BeastScore of 84.5/100 — but the right choice depends on what matters to you.

Head-to-head
Comparing 2 devicesSwipe ⇄
Oppo · 2026

Oppo A6

Oppo A6
85/ 100
Launch pricePrice on request
Vivo · 2023

vivo Y78 (China)

vivo Y78 (China)
84/ 100
Launch pricePrice on request
Head-to-head

Oppo A6 wins 3 of 6 categories

Here's exactly where each phone is stronger.

Oppo A6
Oppo A6
3 wins
vivo Y78 (China)
vivo Y78 (China)
1 win
At a glance

Bigger shape = better phone.

SpeedCameraBatteryDisplayConnectivityValue
Oppo A6vivo Y78 (China)
Category winners

Scores out of 100. How we score

  • Speedvivo Y78 (China)
    79
    86
  • CameraTie
    80
    80
  • VideoNot enough data
  • SelfieNot enough data
  • BatteryOppo A6
    95
    86
  • DisplayOppo A6
    89
    84
  • ConnectivityOppo A6
    65
    55
  • SecurityNot enough data
  • ValueTie
    85
    85
Key differences
  • Oppo A6 has the bigger battery7,000 mAh vs 5,000 mAh
  • Oppo A6 has the bigger screen6.75" vs 6.64"
  • vivo Y78 (China) is lighter177 g vs 216 g
  • Oppo A6 has newer Bluetooth5.4 vs 5.1
  • vivo Y78 (China) has more RAM12 GB vs 8 GB
See all specs ↓

Why buy each phone

Swipe ⇄
Reasons to buy Oppo A6
  • ✓Bigger 7,000 mAh battery (+2,000 mAh)
  • ✓6.75" display at 120 Hz
Reasons to buy vivo Y78 (China)
  • ✓39 g lighter (177 g vs 216 g), easier to hold
  • ✓6.64" display at 120 Hz

Full specifications

Swipe ⇄
SpecificationOppo A6vivo Y78 (China)
1. Display & Screen🏆 Oppo A6 Wins Display
Screen typeBlack & White LCD Screen (16.7 M)AMOLED, 120Hz, 1300 nits (peak)
Screen Size6.75"6.64"
Resolution & DensityFHD+ / LTPO AMOLED FHD+ / LTPO AMOLED
Refresh Rate120 Hz120 Hz
BrightnessN/AN/A
Screen ProtectionNot listedNot listed
2. Platform & Performance🏆 vivo Y78 (China) Wins Performance
Chipset / ProcessorSnapdragon 685 Dimensity 7020
CPU CoresNot listedNot listed
GPU GraphicsNot listedNot listed
Operating SystemAndroid 15Android 13
3. Memory & Storage
RAM Memory8 GB LPDDR12 GB LPDDR
Internal Storage256 GB256 GB
Storage SpeedNot listedNot listed
Card SlotNoNo
4. Main Camera Optics
Primary Cameraundefined MP, Triple Camera Systemundefined MP, Triple Camera System
Telephoto ZoomNone (digital zoom only)None (digital zoom only)
Ultrawide CameraN/AN/A
LiDAR / DepthNoneNone
5. Video
Main Camera Video
Not listed
Not listed
Front Video
Not listed
Not listed
6. Selfie Camera
Selfie Lensundefined MPundefined MP
7. Body & Dimensions🏆 vivo Y78 (China) Lightest Chassis
DimensionsN/AN/A
Weight216 g177 g
Build MaterialsNot listedNot listed
SIM TypeNot listedNot listed
Water ResistanceNot listedNot listed
8. Battery & Charging🏆 Oppo A6 Wins Battery
Battery Capacity7,000 mAh5,000 mAh
Wired Fast ChargingFast chargingFast charging
Wireless ChargingNot listedNot listed
Reverse ChargingNot listedNot listed
9. Sound & Audio
LoudspeakerNot listedNot listed
3.5mm Headphone JackNoNo
10. Connectivity
Wi-Fi StandardYes, with wifi-hotspotWi-Fi 802.11 a/b/g/n/ac, dual-band
BluetoothYes, v5.4, SBC, AAC, LDAC, aptX, aptX HD5.1, A2DP, LE
USB Port & SpeedYes, USB-C v2.0USB Type-C 2.0, OTG
NFCYesYes
11. Sensors & Security
SensorsNot listedNot listed
Satellite FeaturesNot listedNot listed
12. Colors & Overview
ColorsNot listedNot listed
Launch PricePrice on requestPrice on request
Our verdict

Oppo A6 wins — BeastScore 84.5/100

The Oppo A6 is the better pick for most people thanks to its bigger battery (7,000 mAh vs 5,000 mAh) and bigger screen (6.75" vs 6.64"). The vivo Y78 (China) is worth a look if you prefer its lighter body (177 g vs 216 g).

Buy Oppo A6 if you want

Larger battery: 7,000 mAh vs 5,000 mAh

Buy vivo Y78 (China) if you want

More RAM: 12 GB vs 8 GB · Lighter: 177 g vs 216 g (39 g less)

Common questions

Which is better: Oppo A6 or vivo Y78 (China)?

The Oppo A6 is the better pick for most people thanks to its bigger battery (7,000 mAh vs 5,000 mAh) and bigger screen (6.75" vs 6.64"). The vivo Y78 (China) is worth a look if you prefer its lighter body (177 g vs 216 g). BeastScore: Oppo A6 84.5/100, vivo Y78 (China) 84.1/100.

What are the main battery and display differences between Oppo A6 and vivo Y78 (China)?

Oppo A6 has a 6.75-inch display and 7000 mAh battery. vivo Y78 (China) has a 6.64-inch display and 5000 mAh battery.

How do Oppo A6 and vivo Y78 (China) compare for speed?

Oppo A6 scores 79/100 for performance; vivo Y78 (China) scores 86/100.

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