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Oppo F31

Oppo F31 Comparison & Specs

Oppo F31

  • Dimensity 6300

    4 nm

  • 7000 mAh

    80W

  • 6.57"

    1080 x 2372 pixels

  • 50 MP

    1080p@60/30fps

  • Specs Oppo F31 Amazon Link

Oppo K13x

Oppo K13x Comparison & Specs

Oppo K13x

  • Dimensity 6300

    6 nm

  • 6000 mAh

    45W

  • 6.67"

    720 x 1604 pixels

  • 50 MP

    1080p@30/60fps

  • Specs
Oppo F31 Comparison & Specs

Oppo F31

Oppo F31 Amazon Link
Oppo K13x Comparison & Specs

Oppo K13x

General
Launch Date
September 16, 2025
June 23, 2025
Availability
Available Now
Available Now
OS
Android 15
Android 15
Custom UI
ColorOS 15
ColorOS 15
OS Updates
2 Years
2 Years
Security Updates
3 Years
3 Years
AI Features
AI LinkBoost 3.0, AI VoiceScribe, AI Call Assistant, AI Assistant for Notes, Google Gemini, AI Eraser 2.0 and more
Google Gemini, AI Writer, AI Summary, Screen Translator, AI Eraser, AI Motion, AI Portrait and More
Body
Dimensions
158.2 x 75 x 8 mm
165.7 x 76.2 x 7.9 mm
Thickness
8 mm
7.9 mm
Weight
185 g
194 g
Build Details
Plastic Back
IP Rating
IP69 (dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min), MIL-STD-810H compliant*, also IP68 rated)
IP65 (dust tight and water resistant (low pressure water jets), MIL-STD-810H compliant*)
Display
Size
6.57 inches
6.67 inches
Type
AMOLED, 1B colors
IPS LCD
Refresh Rate
120 Hz
120 Hz
Peak Brightness
1400 nits
1000 nits
Resolution
1080 x 2372 pixels
720 x 1604 pixels
Pixel Density
397 ppi
264 ppi
Aspect Ratio
20:9
20:9
Screen to Body Ratio
88.5 %
85.2 %
Protection
AGC DT-Star D+
Gorilla Glass 7i
Performance
Chipset¹
Mediatek Dimensity 6300 Energy
Mediatek Dimensity 6300
Process Size
4 nm
6 nm
CPU
Octa-core
4x2.5 GHz Cortex-A78
4x2.0 GHz Cortex-A55
Octa-core
2x2.4 GHz Cortex-A76
6x2.0 GHz Cortex-A55
GPU
Mali-G615 MC2
Mali-G57 MC2
RAM & Storage
8GB 128GB (UFS 3.1)
8GB 256GB (UFS 3.1)
12GB 256GB (UFS 3.1)
4GB 128GB (UFS 2.2)
6GB 128GB (UFS 2.2)
8GB 256GB (UFS 2.2)
RAM Type
LPDDR4X
LPDDR4X
Expandable Memory
No
Yes
Camera
Main Camera
50 MP
f/1.8, (wide), 1/2.88", 1.6µm, OmniVision OV50D40, PDAF, OIS

2 MP
f/2.4, (depth), 1/1.5", 1.75µm
50 MP
OmniVision OV50D, f/1.8, (wide), PDAF

2 MP,
f/2.4, (Mono)
OIS
Yes
No
Features
Color spectrum sensor, LED flash, HDR, panorama
LED flash, HDR, panorama
Video Recording
1080p@60/30fps
720p@60/30fps
1080p@30/60fps
Selfie Camera
16 MP
f/2.4, (wide), 1/1.3", 1µm, Sony IMX480
8 MP
GalaxyCore GC08A8, f/2.0, (wide)
Selfie Features
Panorama
Selfie Video Recording
1080p@30fps
720p@30fps
1080p@30fps
Connectivity
SIM
Dual SIM (Nano + Nano)
Dual SIM
SIM1: Nano, SIM2: Nano (Hybrid)
5G Support
Yes

10 5G bands
n1, n3, n5, n8, n28, n38, n40, n41, n77, n78
Yes

9 5G bands
n1, n3, n5, n8, n28, n40, n41, n77, n78
VoLTE
Yes
Yes
Wi-Fi
Wi-Fi 5
Wi-Fi 5
Wi-Fi Details
802.11 a/b/g/n/ac 5GHz
802.11 a/b/g/n/ac 5GHz
Wi-Fi Features
Mobile Hotspot
Mobile Hotspot
USB
USB Type-C 2.0, OTG
USB Type-C 2.0, OTG
Bluetooth
5.4
5.4
NFC
Yes
No
GPS
Yes
Yes with A-GPS, Glonass
Infrared
No
No
UWB (Ultra Wideband)
No
No
Battery
Capacity
7000 mAh
6000 mAh
Type
Si/C Li-Ion
Li-Po
Removable
No
No
Wired charging
80W
45W
Charging Speed
100% in 61 mins
50% in 37 min
Reverse Wired Charging
10W
No
Wireless Charging
No
No
Reverse Wireless Charging
No
No
Charger in the Box
Yes
Yes
Sound
Stereo Speakers
Yes
No
3.5mm Headphone Jack
No
Yes
FM Radio
No
No
Extra Features
Sensors
Under-display optical fingerprint sensor, accelerometer, gyroscope, proximity, compass
Side-mounted fingerprint sensor, accelerometer, proximity, compass
Colors and Pricing
Colors
Cloud Green, Midnight Blue, Bloom Red
Midnight Violet, Sunset Peach, Breeze Blue, Mist White
Price in India
₹22999
Oppo F31 Amazon Link
₹11999
FAQs

Both Oppo F31 and Oppo K13x feature the Mediatek Dimensity 6300 (4nm), offering similar performance levels in day-to-day use.

Both Oppo F31 and Oppo K13x offer the same software support — 2 years of OS updates and 3 years of security updates.

Oppo F31 features a superior AMOLED display, while Oppo K13x comes with an LCD panel. Both smartphones offer the same 120 Hz refresh rate. Oppo F31 also boasts a brighter screen with 1400 nits of peak brightness, enhancing outdoor visibility. Notably, Oppo F31 offers a higher screen resolution, resulting in sharper visuals and more detailed content.

Oppo F31 comes with a larger 7000 mAh battery, which may offer longer usage on a single charge. Oppo F31 also supports faster wired charging at 80W, compared to 45W on Oppo K13x.

Oppo F31 offers better protection against water and dust with an IP69 rating.

¹ Scores can vary even with the same chipset due to RAM, thermals, and software optimization.