Infinix Note 40
#868
Oppo K13
#1012Category Breakdown
Infinix Note 40
Oppo K13
Performance
88.284.6
Camera
37.956.4
Display
90.488.8
Battery
94.338.5
Build
0.20.2
Connectivity
54.874.5
Audio
87.687.6
Overall
67.664.5
Summary
- The Infinix Note 40 features a 6.78-inch AMOLED display with a resolution of 1080 x 2436 pixels and a peak brightness of 1300 nits, while the Oppo K13 has a slightly smaller 6.67-inch AMOLED display with a resolution of 1080 x 2400 pixels and a peak brightness of 1200 nits.
- In terms of performance, the Note 40 is powered by the Mediatek Helio G99 chipset, whereas the K13 utilizes the Qualcomm Snapdragon 6 Gen 4, which may offer better efficiency.
- The camera setup on the Note 40 includes a 108 MP main sensor, while the K13 has a 50 MP main sensor, but the K13 supports 4K video recording compared to the Note 40's 1440p.
- The Note 40 has a 5000 mAh battery with 45W charging, while the K13 boasts a larger 7000 mAh battery with faster 80W charging.
- Both devices run on Android, with the Note 40 using Android 14 and XOS 14, and the K13 using Android 15 with ColorOS 15, offering different software experiences.
Side-by-side Specification Comparison
Infinix Note 40
Oppo K13
General
Release Date
2024, March 18
2025, April 21
Announced
2024, March 18
2025, April 21
Description
N/A
Also known as Oppo K13x, Oppo K12s in China
Display
Size
6.78"
6.67"
Type
AMOLED, 120Hz, 1300 nits (peak)
AMOLED, 120Hz, 600 nits (typ), 1200 nits (peak)
Resolution
1080 x 2436 pixels (~393 ppi density)
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
PPI
1080
1080
Refresh Rate
120Hz
120Hz
HDR Support
✗
✗
Protection
Corning Gorilla Glass
N/A
Performance
Chipset
Mediatek Helio G99 Ultimate
Qualcomm Snapdragon 6 Gen 4 (4 nm)
CPU
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Octa-core (1x2.3 GHz Cortex-A720s & 3x2.2 GHz Cortex-A720s & 4x1.8 GHz Cortex-A520s)
GPU
Mali-G57 MC2
Adreno 810
Memory
256GB 8GB RAM
128GB 8GB RAM, 256GB 8GB RAM
Expandable Storage
✗
✗
Card Slot
Unspecified
No
Camera
Main Camera
108 MP, f/1.9, (wide), 1/1.52", PDAF2 MP, f/2.43rd unspecified camera
50 MP, f/1.9, 27mm (wide), 1/2.88", PDAF2 MP, f/2.4, (depth)
Main Camera Features
Quad-LED flash, HDR, panorama
LED flash, HDR, panorama
Front Camera
32 MP, f/2.2, (wide), 1/3.1"
16 MP, f/2.5, 23mm (wide), 1/3.0", 1.0µm
Front Camera Features
N/A
N/A
Video Recording
1440p@30fps, 1080p@30/60fps
4K@30fps, 1080p@30/60/120fps, gyro-EIS
Selfie Video
1080p@30fps
1080p@30fps, gyro-EIS
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
5000 mAh
7000 mAh
Battery Details
5000 mAh
Si/C Li-Ion 7000 mAh
Charging Details
45W wired, 50% in 26 min20W wireless MagChargeReverse wiredReverse wireless
80W wired, 33W PPS, PD, QC, 62% in 30 min, 100% in 56 min
Fast Charging
✗
✗
Wireless Charging
✓
✗
Build & Safety
Dimensions
164.1 x 74.5 x 7.8 mm (6.46 x 2.93 x 0.31 in)
163.2 x 76.1 x 8.5 mm (6.43 x 3.00 x 0.33 in)
Weight
190 g
208 g
Materials
N/A
N/A
Colors
Titan Gold, Obsidian Black, Racing Edition
Icy Purple, Prism Black, White
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Network
GSM / HSPA / LTE
GSM / HSPA / LTE / 5G
Network Speed
HSPA, LTE
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/6, dual-band
Bluetooth
Yes
5.2, A2DP, LE, aptX HD
NFC
✓
✗
USB
USB Type-C 2.0, OTG
USB Type-C 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✗
✗
Radio
✗
✗
Positioning
GPS
GPS, GALILEO, GLONASS, BDS, QZSS
Audio
Stereo Speakers
✓
✓
Loudspeaker
Yes, with stereo speakers
Yes, with stereo speakers
Audio Jack
No
No
Software & Security
Operating System
Android 14, XOS 14
Android 15, up to 2 major Android upgrades, ColorOS 15
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass