Oppo K12x (China)
#722
Realme 14T
#831Category Breakdown
Oppo K12x (China)
Realme 14T
Performance
70.870.8
Camera
44.344.3
Display
88.588.5
Battery
72.067.5
Build
77.877.8
Overall
68.667.9
Summary
- The Oppo K12x features a glass front with a plastic frame and back, while the Realme 14T has a similar glass front but a plastic back, making both devices relatively lightweight at around 191g and 196g, respectively.
- Both smartphones sport a 6.67-inch display, but the K12x uses an OLED panel with a peak brightness of 2100 nits, compared to the AMOLED display of the 14T, which also reaches 2100 nits.
- In terms of performance, the K12x is powered by the Snapdragon 695, while the 14T utilizes the Mediatek Dimensity 6300, with both offering similar RAM configurations.
- Camera specifications are nearly identical, with both featuring a 50 MP main sensor and 16 MP front camera, but the 14T supports 1080p video recording at 60fps, whereas the K12x is limited to 30fps.
- The K12x has a larger 5500mAh battery with faster 80W charging, while the 14T offers a 6000mAh battery with 45W charging.
- Software-wise, the K12x runs on Android 14 with ColorOS 14, while the 14T operates on Android 15 with Realme UI 6.0, providing different user experiences.
Side-by-side Specification Comparison
Oppo K12x (China)
Realme 14T
General
Release Date
2024, March 14
2025, April 25
Announced
2024, March 14
2025, April 25
Description
N/A
N/A
Display
Size
6.67"
6.67"
Type
OLED, 120Hz, 600 nits (typ), 1200 nits (HBM), 2100 nits (peak)
AMOLED, 120Hz, 2100 nits (peak)
Resolution
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
1080 x 2400 pixels, 20:9 ratio (~386 ppi density)
PPI
1080
1080
Refresh Rate
120Hz
120Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
Qualcomm SM6375 Snapdragon 695 5G (6 nm)
Mediatek Dimensity 6300 (6 nm)
CPU
Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Adreno 619
Mali-G57 MC2
Memory
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC (uses shared SIM slot)
No
Camera
Main Camera
50 MP
50 MP
Main Camera Details
50 MP, f/1.8, (wide), 1/2.76", PDAF2 MP, f/2.4, (depth)
50 MP, f/1.8, 27mm (wide), 1/2.88", PDAF2 MP, f/2.4
Front Camera
16 MP
16 MP
Front Camera Details
16 MP, f/2.4, (wide)
16 MP, f/2.4, 23mm (wide), 1/3.09"
Video Recording
1080p@30fps, gyro-EIS
1080p@30/60, gyro-EIS
Selfie Video
1080p@30fps
1080p@30fps
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
5500 mAh
6000 mAh
Battery Details
5500 mAh
6000 mAh
Charging Details
80W wired, PD3.0, 100% in 50 min
45W wired, 50% in 30 min
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
162.9 x 75.6 x 8.1 mm (6.41 x 2.98 x 0.32 in)
163.2 x 75.7 x 8 mm (6.43 x 2.98 x 0.31 in)
Weight
191 g
196 g
Materials
Glass front, plastic frame, plastic back
Glass front, plastic back
Water Resistance
N/A
N/A
Colors
Gray, Light Green
Surf Green, Obsidian Black, Lightning Purple
Foldable
✗
✗
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Network
GSM / CDMA / HSPA / LTE / 5G
GSM / HSPA / LTE / 5G
Network Speed
HSPA, LTE, 5G
HSPA, LTE, 5G
5G
✓
✓
4G
✓
✓
WiFi
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
Yes
5.3, A2DP, LE
NFC
✗
✗
USB
USB Type-C 2.0
USB Type-C
IR Blaster
✗
✗
Headphone Jack
✓
✗
Radio
✗
✗
Positioning
GPS, GALILEO, GLONASS, BDS, QZSS
GPS, GLONASS, GALILEO, BDS, QZSS
Software
Operating System
Android 14, ColorOS 14
Android 15, Realme UI 6.0
OS Version
Android 14, ColorOS 14
Android 15, Realme UI 6.0
Security
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Audio
Stereo Speakers
✓
✓
Loudspeaker
Yes, with stereo speakers
Yes, with stereo speakers
Audio Jack
Yes
No