Infinix Note 40S vs Xiaomi Redmi 9 Prime
Here you can compare Infinix Note 40S and Xiaomi Redmi 9 Prime. Comparing Infinix Note 40S vs Xiaomi Redmi 9 Prime on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Infinix Note 40S stands against Xiaomi Redmi 9 Prime and which one should you buy The current lowest price found for Infinix Note 40S is ₹14,990 and for Xiaomi Redmi 9 Prime is ₹12,999. The details of both of these products were last updated on Sep 06, 2026.
| Specification | Infinix Note 40S | Xiaomi Redmi 9 Prime |
|---|---|---|
| CPU | 2.2 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Rear Camera | 108 MP ƒ/1.9 (Wide Angle) 2 MP ƒ/2.4 (Macro) | 13 MP ƒ/1.8 (Main) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 (Depth Sensor) |
| Display | 6.78 inches, 1080 x 2436 pixels, 120 Hz | 6.53 inches, 1080 x 2340 pixels |
| OS | Android v14 | Android v10 |
| RAM | 8 GB | 4 GB |
| Price | ₹14,990 | ₹12,999 |
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Overview
| Specs Score | 63 / 100 Better Specs | 44 / 100 |
| Display Resolution | 1080 x 2436 pixels Better Resolution | 1080 x 2340 pixels |
| Screen To Body Ratio | ~ 89.8% Less Bezels | ~ 83.2% |
| RAM | 8 GB More RAM | 4 GB |
| Storage | 256 GB More Storage | 64 GB |
| CPU Clock Speed | 2.2 GHz Faster Clock Speed | 2 GHz |
| Rear Camera | 108 MP + 2 MP Dual Better Camera Resolution | 13 MP Quad |
| Front Camera | 32 MP Better Front Camera Resolution | 8 MP |
| Weight | 176 g Lighter | 198 g |
| Thickness | 7.8 mm Slimmer | 9.1 mm |
| Unique Features | No NFC Wireless Charging Reverse Charging | 3.5mm Audio Jack No No No |
General
| Model | X6850B | Redmi 9 Prime |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | September, 2024 | August 4, 2020 |
Design
| Dimensions | 74.6 x 164.1 x 7.8 mm | 77 x 163.3 x 9.1 mm |
| Weight | 176 g | 198 g |
| Colors | Obsidian Black, Vintage Green |
Display
| Type | Color AMOLED Screen (1B Colors) | Color IPS LCD Screen (16M Colors) |
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes |
| Size | 6.78 inches, 1080 x 2436 pixels, 120 Hz | 6.53 inches, 1080 x 2340 pixels |
| Aspect Ratio | 20:9 | 19.5:9 |
| PPI | ~ 393 PPI | ~ 395 PPI |
| Screen to Body Ratio | ~ 89.8% | ~ 83.2% |
| Glass Type | Corning Gorilla Glass | Corning Gorilla Glass 3 |
| Features | 650nit Type, 1300nit Peak, 2160Hz PWM Dimming | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
Memory
| RAM | 8 GB | 4 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 256 GB | 64 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes | Yes, upto 512 GB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 5 (802.11 a/b/g/n/ac), Dual Band | |
| Bluetooth | Yes, A2DP, LE | Yes, v5.0, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
Extra
| GPS | Yes, with A-GPS | yes with A-GPS, Glonass, Beidou |
| Fingerprint Sensor | Yes, In Display | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Light sensor, Proximity sensor, Accelerometer, Compass |
| 3.5mm Headphone Jack | No | Yes |
| NFC | Yes | |
| Splash Resistant | Yes | Yes, P2i Technology |
| IP Rating | IP54 | |
| Dust Resistant | Yes | |
| Extra Features | Cheetah X1 Chip, Stereo Speakers with Sound by JBL, Dual Microphones, LPDDR4X RAM |
Camera
| Rear Camera | 108 MP ƒ/1.9 (Wide Angle) 2 MP ƒ/2.4 (Macro) | 13 MP ƒ/1.8 (Main) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 (Depth Sensor) |
| Auto Focus | Yes | Yes, Phase Detection autofocus |
| Features | HDR, Panorama | Digital Zoom, Face detection, Touch to focus |
| Video Recording | 1440p @ 30 fps QHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP ƒ/2.2 (Wide Angle) Punch Hole, Dual LED Flash | 8 MP ƒ/2 |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v14 | Android v10 |
| Custom UI | XOS 14 | |
| Chipset | Mediatek Helio G99 | MediaTek Helio G80 |
| CPU | 2.2 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Core Details | 2x Cortex-A76 @ 2.2GHz 6x Cortex-A55 @ 2GHz | 2 GHz, Dual core, Cortex A75 + 1.8 GHz, Quad core, Cortex A55 |
| GPU | Mali-G57 MC2 | Mali-G52 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | MP3, FLAC, OGG, WAV, AAC | Yes |
| Video | MP4, MKV, TS, 3GP, WEBM | Yes |
| FM Radio | Yes | Yes |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5020 mAh, Li-Po Battery |
| Fast Charging | Yes, 45W All Round FastCharge2.0 | Yes, 18W Fast Charging |
| Wireless Charging | Yes, 20W | |
| Reverse Charging | Yes | |
| Talk Time | 31 hours | |
| Music Playback Time | 185 hours |
Discuss
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