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Choosing between two smartphones? Use MobilesIQ to compare mobile phone specifications, prices, processors, camera systems, display quality, RAM, storage and battery capacity side by side.
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Specification
OnePlus 13R
₹37,999
8GB+256GB
OPPO F31 5G
—
—
Brand
OnePlus
OPPO
Release Date
07/01/2025
—
Operating System
OxygenOS 15 based on Android 15 at launch; software version depends on installed updates
Android 15
Processor
Qualcomm Snapdragon 8 Gen 3
MediaTek Dimensity 6300
Processor Speed
Up to 3.3GHz
Up to 2.4 GHz
Screen Size
6.78 inches
6.57 inches (approximately 6.5 inches)
Display
LTPO 4.1 ProXDR AMOLED, 10-bit colour, flat display
AMOLED, flat display
Resolution
2780 × 1264 pixels, approximately 450 PPI
1080 × 2372 pixels (FHD+)
Refresh Rate
120Hz
120Hz
Brightness
1,600 nits HBM; up to 4,500 nits peak
Up to 1,400 nits (high-brightness mode)
RAM
12GB or 16GB LPDDR5X
8GB LPDDR4X
Storage
12GB + 256GB, 16GB + 512GB
8GB + 128GB, 8GB + 256GB
Battery
6,000mAh, non-removable
7,000 mAh, non-removable
Fast Charging
Yes
Yes
Wireless Charging
No
No
Colour
Astral Trail, Nebula Noir
Cloud Green, Midnight Blue, Bloom Red
Rear Camera
50MP Sony LYT-700 main camera with OIS + 50MP telephoto camera with 2× optical zoom + 8MP ultra-wide camera
50MP main (f/1.8) + 2MP secondary (f/2.4)
Front Camera
16MP, fixed focus
16MP (f/2.4)
Network
5G, 4G LTE, 3G, 2G
5G, 4G LTE, 3G, 2G
SIM
Dual Nano-SIM
Dual Nano-SIM
Connectivity
Wi-Fi 7, Bluetooth 5.4, NFC, USB-C 2.0, GPS, GLONASS, Galileo, NavIC
Wi-Fi 5, Bluetooth 5.4, GPS, USB Type-C, NFC
Security
In-display optical fingerprint sensor, face unlock
In-display fingerprint sensor, face unlock
Dimensions
161.7 × 75.8 × 8.0mm
Approximately 158.2 × 75 × 8.0 mm
Weight
206g
185 g
Performance Rating
8
7.2
Value Rating
7.8
8.0
Specification
OnePlus 13R
₹37,999
8GB+256GB
OPPO F31 5G
—
—
Brand
OnePlus
OPPO
Release Date
07/01/2025
—
Operating System
OxygenOS 15 based on Android 15 at launch; software version depends on installed updates
Android 15
Processor
Qualcomm Snapdragon 8 Gen 3
MediaTek Dimensity 6300
Processor Speed
Up to 3.3GHz
Up to 2.4 GHz
Screen Size
6.78 inches
6.57 inches (approximately 6.5 inches)
Display
LTPO 4.1 ProXDR AMOLED, 10-bit colour, flat display
AMOLED, flat display
Resolution
2780 × 1264 pixels, approximately 450 PPI
1080 × 2372 pixels (FHD+)
Refresh Rate
120Hz
120Hz
Brightness
1,600 nits HBM; up to 4,500 nits peak
Up to 1,400 nits (high-brightness mode)
RAM
12GB or 16GB LPDDR5X
8GB LPDDR4X
Storage
12GB + 256GB, 16GB + 512GB
8GB + 128GB, 8GB + 256GB
Battery
6,000mAh, non-removable
7,000 mAh, non-removable
Fast Charging
Yes
Yes
Wireless Charging
No
No
Colour
Astral Trail, Nebula Noir
Cloud Green, Midnight Blue, Bloom Red
Rear Camera
50MP Sony LYT-700 main camera with OIS + 50MP telephoto camera with 2× optical zoom + 8MP ultra-wide camera
50MP main (f/1.8) + 2MP secondary (f/2.4)
Front Camera
16MP, fixed focus
16MP (f/2.4)
Network
5G, 4G LTE, 3G, 2G
5G, 4G LTE, 3G, 2G
SIM
Dual Nano-SIM
Dual Nano-SIM
Connectivity
Wi-Fi 7, Bluetooth 5.4, NFC, USB-C 2.0, GPS, GLONASS, Galileo, NavIC
Wi-Fi 5, Bluetooth 5.4, GPS, USB Type-C, NFC
Security
In-display optical fingerprint sensor, face unlock
In-display fingerprint sensor, face unlock
Dimensions
161.7 × 75.8 × 8.0mm
Approximately 158.2 × 75 × 8.0 mm
Weight
206g
185 g
Performance Rating
8
7.2
Value Rating
7.8
8.0
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