Oppo K15 5G vs Xiaomi Poco C81

Direct side-by-side battle analyzing hardware specifications, benchmark percentiles, battery endurance, and category performance advantages.

Smartphone Battle

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Oppo

Oppo K15 5G

86/ 100

Launch MSRPPricing on request

Xiaomi

Xiaomi Poco C81

86/ 100

Launch MSRPPricing on request

WHO WINS WHERE

WHY IS Xiaomi Poco C81 BETTER THAN Oppo K15 5G?

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Oppo K15 5G

Xiaomi Poco C81Winner 🏆

BIGGEST HARDWARE DIFFERENCES

Margin Delta

SPEC FACTOR	Oppo K15	Xiaomi Poco	LEADER
Refresh Rate	120Hz	120Hz	120Hz
Battery Capacity	8,000 mAh	6,300 mAh	+8,000 mAh
Wired Fast Charging	Standard	Standard	25W
Main Camera Sensor	50 MP	50 MP	50 MP
Screen Display Size	6.59"	6.9"	6.9"
Chassis Weight	N/A	N/A	999g

Compare All 177+ Specifications Below↓

Which Phone Should You Buy: Key Reasons & Hardware Advantages

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Reasons to buy Oppo K15 5G:

✓Larger 8,000 mAh battery capacity (+1,700 mAh more capacity)
✓50MP primary camera sensor with 4K/120fps video recording
✓6.59" display with 120Hz ProMotion refresh rate

Reasons to buy Xiaomi Poco C81:

✓50MP primary camera sensor with 4K/120fps video recording
✓6.9" display with 120Hz ProMotion refresh rate

How Do the Specifications Compare Side-by-Side?

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Specification	Oppo K15 5G	Xiaomi Poco C81
1. Display & Screen🏆 Xiaomi Poco C81 Wins Display
Screen Type & Tech	AMOLED	AMOLED / OLED display
Screen Size	6.59"	6.9"
Resolution & Density	FHD+ / LTPO AMOLED	N/A
Refresh Rate	120 Hz ProMotion	120 Hz ProMotion
Brightness	N/A	N/A
Screen Protection	Scratch-resistant glass	Scratch-resistant glass
2. Platform & Performance🏆 Oppo K15 5G Wins Performance
Chipset / Processor	Dimensity 7360 Super	Unisoc T7250
CPU Cores	Multi-core high performance	Multi-core high performance
GPU Graphics	Integrated Graphics	Integrated Graphics
Operating System	Android	Android 15
3. Memory & Storage
RAM Memory	12 GB LPDDR	4 GB LPDDR
Internal Storage	256 GB	64 GB
Storage Speed	High-speed flash	High-speed flash
Card Slot	No	No
4. Main Camera Optics🏆 Oppo K15 5G Wins Camera
Primary Camera	50 MP, Triple Camera System	50 MP, 50MP Main + Depth Sensor
Telephoto Zoom	None (Digital zoom only)	None (Digital zoom only)
Ultrawide Camera	N/A	N/A
LiDAR / Depth	None	None
5. Video Recording Capabilities
Main Camera Video	4K@60fps1080p@240fpsHDR	4K@60fps1080p@240fpsHDR
Front Video	4K@60fps1080p@60fpsgyro-EIS	4K@60fps1080p@60fpsgyro-EIS
6. Selfie Camera
Selfie Lens	12 MP	16 MP
7. Body & Dimensions🏆 Oppo K15 5G Lightest Chassis
Dimensions	N/A	N/A
Weight	N/A	N/A
Build Materials	Glass front, metal/glass frame	Glass front, metal/glass frame
SIM Type	Nano-SIM / eSIM support	Nano-SIM / eSIM support
Water Resistance	Not certified	Not certified
8. Battery & Charging🏆 Xiaomi Poco C81 Wins Battery
Battery Capacity	8,000 mAh	6,300 mAh
Wired Fast Charging	Fast charging	N/A
Wireless Charging	Not supported	Not supported
Reverse Charging	Reverse wireless charging	Reverse wireless charging
9. Sound & Audio
Loudspeaker	Stereo speakers	Stereo speakers
3.5mm Headphone Jack	No	No
10. Connectivity & Comms
Wi-Fi Standard	Wi-Fi 7 / 6E tri-band	Wi-Fi 7 / 6E tri-band
Bluetooth	Bluetooth 5.3+	Bluetooth 5.3+
USB Port & Speed	USB Type-C	USB Type-C
NFC	Yes	Yes
11. Sensors & Security
Sensors	Biometric fingerprint/face, accelerometer, gyro, compass	Biometric fingerprint/face, accelerometer, gyro, compass
Satellite Features	Emergency SOS via satellite (select markets)	Emergency SOS via satellite (select markets)
12. Colors & Overview
Colors	Standard finishes	Standard finishes
Launch Price	Price on request	Price on request

Editorial Lab Verdict

Xiaomi Poco C81 edges ahead with a BeastScore of 86.0/100

After comprehensive hardware benchmark comparisons, Xiaomi Poco C81 ranks as the overall top pick in this matchup. Key differentiators include its superior specifications and verified build advantages.

When to choose Oppo K15 5G:

Larger battery capacity: 8,000 mAh (+1,700 mAh more) · More system memory: 12GB RAM vs max 4GB

When to choose Xiaomi Poco C81:

Higher overall BeastScore: 86.0 vs top rival 85.9

Quick Answers

Frequently Asked Questions: Oppo K15 5G vs Xiaomi Poco C81

Which is better: Oppo K15 5G or Xiaomi Poco C81?

Xiaomi Poco C81 leads with an overall BeastScore of 86.0/100 compared to Oppo K15 5G (85.9/100), driven by advantages in Higher overall BeastScore: 86.0 vs top rival 85.9.