Category Breakdown
Infinix Note 40S
Oppo K9s
Performance
88.286.7
Camera
48.766.7
Display
91.179.7
Battery
94.333.7
Build
0.20.2
Connectivity
54.878.5
Audio
87.68.9
Overall
69.754.2
Summary
- The Infinix Note 40S 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 K9s has a slightly smaller 6.59-inch IPS LCD display with a resolution of 1080 x 2412 pixels and a peak brightness of 600 nits.
- In terms of performance, the Note 40S is powered by the Mediatek Helio G99 chipset, offering 256GB of storage and 8GB of RAM, whereas the K9s utilizes the Qualcomm Snapdragon 778G with options for 128GB or 256GB of storage and up to 8GB of RAM.
- The camera capabilities differ significantly, with the Note 40S boasting a 108 MP primary sensor compared to the K9s's 64 MP, but the K9s supports 4K video recording, while the Note 40S is limited to 1440p.
- Both phones have a 5000 mAh battery, but the Note 40S supports wireless charging and faster 33W charging compared to the K9s's 30W.
- The Note 40S runs on Android 14 with XOS 14, while the K9s operates on Android 11 with ColorOS 11.2, indicating a more updated software experience for the Infinix device.
Side-by-side Specification Comparison
Infinix Note 40S
Oppo K9s
General
Release Date
2024
2021, October 20
Announced
2024
2021, October 20
Description
N/A
N/A
Display
Size
6.78"
6.59"
Type
AMOLED, 1B colors, 120Hz, 550 nits (typ), 1300 nits (peak)
IPS LCD, 120Hz, 480 nits (typ), 600 nits (HBM)
Resolution
1080 x 2436 pixels (~393 ppi density)
1080 x 2412 pixels, 20:9 ratio (~401 ppi density)
PPI
1080
1080
Refresh Rate
120Hz
120Hz
HDR Support
✗
✗
Protection
Corning Gorilla Glass
Panda Glass
Performance
Chipset
Mediatek Helio G99 Ultimate
Qualcomm SM7325 Snapdragon 778G 5G (6 nm)
CPU
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Octa-core (1x2.4 GHz Cortex-A78 & 3x2.2 GHz Cortex-A78 & 4x1.9 GHz Cortex-A55)
GPU
Mali-G57 MC2
Adreno 642L
Memory
256GB 8GB RAM
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Expandable Storage
✗
✗
Card Slot
Unspecified
microSDXC
Camera
Main Camera
108 MP, f/1.9, 24mm (wide), 1/1.52", PDAF2 MP, f/2.4, (macro)3rd unspecified camera
64 MP, f/1.7, 26mm (wide), PDAF8 MP, f/2.2, 120˚ (ultrawide)2 MP, f/2.4, (macro)
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/2.0, 26mm (wide)
Front Camera Features
Dual-LED flash
Panorama
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
5000 mAh
Battery Details
5000 mAh
Li-Po 5000 mAh
Charging Details
33W wired, 50% in 31 min20W wireless MagChargeReverse wiredReverse wirelessBypass charging
30W wired5W reverse wired
Fast Charging
✗
✗
Wireless Charging
✓
✗
Build & Safety
Dimensions
164.1 x 74.6 x 7.8 mm (6.46 x 2.94 x 0.31 in)
164.4 x 75.9 x 8.5 mm (6.47 x 2.99 x 0.33 in)
Weight
176 g
199 g
Materials
N/A
N/A
Colors
Obsidian Black, Vintage Green
Black, Silver, Aurora
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Network
GSM / HSPA / LTE
GSM / CDMA / HSPA / CDMA2000 / 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, Wi-Fi Direct
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, GLONASS, GALILEO, BDS, QZSS
Audio
Stereo Speakers
✓
✗
Loudspeaker
Yes, with stereo speakers
Yes
Audio Jack
No
Yes
Software & Security
Operating System
Android 14, up to 2 major Android upgrades, XOS 14
Android 11, ColorOS 11.2
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass

