Oppo A6 vs Xiaomi 12S Ultra: 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.
Oppo A6
Xiaomi 12S Ultra
Oppo A6 wins 3 of 6 categories
Here's exactly where each phone is stronger.
Bigger shape = better phone.
Scores out of 100. How we score
- SpeedXiaomi 12S Ultra7990
- CameraXiaomi 12S Ultra8091
- VideoNot enough data
- SelfieNot enough data
- BatteryOppo A69580
- DisplayOppo A68988
- ConnectivityTie6565
- SecurityNot enough data
- ValueOppo A68555
- Oppo A6 has the bigger battery7,000 mAh vs 4,860 mAh
- Oppo A6 has the bigger screen6.75" vs 6.73"
- Oppo A6 is lighter216 g vs 225 g
- Oppo A6 has newer Bluetooth5.4 vs 5.3
- Xiaomi 12S Ultra has more RAM12 GB vs 8 GB
Why buy each phone
Swipe ⇄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 4,860 mAh) and bigger screen (6.75" vs 6.73"). The Xiaomi 12S Ultra is worth a look if you prefer its more RAM (12 GB vs 8 GB).
Larger battery: 7,000 mAh vs 4,860 mAh · Lighter: 216 g vs 225 g (9 g less)
Optical telephoto zoom (1 telephoto lens) · More RAM: 12 GB vs 8 GB
Common questions
Which is better: Oppo A6 or Xiaomi 12S Ultra?
The Oppo A6 is the better pick for most people thanks to its bigger battery (7,000 mAh vs 4,860 mAh) and bigger screen (6.75" vs 6.73"). The Xiaomi 12S Ultra is worth a look if you prefer its more RAM (12 GB vs 8 GB). BeastScore: Oppo A6 84.5/100, Xiaomi 12S Ultra 84.3/100.
What are the main battery and display differences between Oppo A6 and Xiaomi 12S Ultra?
Oppo A6 has a 6.75-inch display and 7000 mAh battery. Xiaomi 12S Ultra has a 6.73-inch display and 4860 mAh battery.
How do Oppo A6 and Xiaomi 12S Ultra compare for speed?
Oppo A6 scores 79/100 for performance; Xiaomi 12S Ultra scores 90/100.
Similar Smartphones
More Smartphones comparisons
Oppo A3 4G vs Oppo A6
Oppo A5 4G vs Oppo A6
Oppo A6 vs Galaxy A57 5G
Xiaomi 12S Ultra vs Galaxy S26
Oppo A6 vs iPhone 17 Pro Max
Xiaomi 12S Ultra vs iPhone 17 Pro Max
Oppo A6 vs Google Pixel 11 Pro XL 5G
Xiaomi 12S Ultra vs Google Pixel 11 Pro Fold
Gear for the Oppo A6
All Amazon Finds →Related articles
All articles →
Copilot+ PC Silicon Deep DiveIntel Lunar Lake (Core Ultra 200V) vs. AMD Strix Point (Ryzen AI 300) vs. Qualcomm Snapdragon X Elite: The Definitive Copilot+ PC Silicon Architecture, Battery Life, NPU, and x86 vs. ARM Benchmark Showdown (2026)
An exhaustive 3-way architectural breakdown pitting Intel's Memory-on-Package Lunar Lake (Core Ultra 7 258V / 288V), AMD's Zen 5 / RDNA 3.5 Strix Point (Ryzen AI 9 HX 370), and Qualcomm's ARM Oryon Snapdragon X Elite against each other across IPC, multi-threaded efficiency, gaming FPS, local NPU TOPS, and real-world 20+ hour battery life.
Read →
Flagship Monitor ShootoutSamsung Odyssey Neo G9 57" vs. Odyssey OLED G9 49" vs. ASUS ROG Swift PG49WCD vs. LG UltraGear 45GS96QB: The Definitive Flagship Super Ultrawide & Curved Gaming Monitor Architecture, Dual 4K 7680x2160 vs. Dual QHD QD-OLED, DisplayPort 2.1 Bandwidth (UHBR 13.5/20), 240Hz Refresh Rates, 2,392 Mini-LED Local Dimming Zones vs. Infinite Contrast OLED, KVM Multitasking, and GPU Driveability Shootout (2026)
A comprehensive architectural shootout of the world's most advanced curved super ultrawide monitors. We compare Samsung's 57-inch Dual 4K Quantum Mini-LED titan against 49-inch Gen 2 QD-OLEDs and LG's 45-inch 800R curved WOLED across DisplayPort 2.1 bandwidth tunneling, 240Hz motion clarity, text rendering subpixel matrices, multi-window KVM workflows, and GPU horsepower requirements.
Read →
CameraOppo Find X10 to feature dual 200MP cameras, Pro Max gets Open Gate
Oppo has confirmed the Find X10 Pro Max will pack twin 200MP sensors and cinema-grade Open Gate 4:3 full-sensor video recording for filmmakers.
Read →