Infinix Note 40 vs Xiaomi Redmi Note 15 Pro Plus
Here you can compare Infinix Note 40 and Xiaomi Redmi Note 15 Pro Plus. Comparing Infinix Note 40 vs Xiaomi Redmi Note 15 Pro Plus on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Infinix Note 40 stands against Xiaomi Redmi Note 15 Pro Plus and which one should you buy The current lowest price found for Infinix Note 40 is ₹15,999 and for Xiaomi Redmi Note 15 Pro Plus is ₹39,999. The details of both of these products were last updated on Sep 17, 2026.
| Specification | Infinix Note 40 | Xiaomi Redmi Note 15 Pro Plus |
|---|---|---|
| CPU | 2.2 GHz, Octa Core Processor | 2.7 GHz, Octa Core Processor |
| Battery | 5000 mAh, Li-Po Battery | 6500 mAh, Silicon-Carbon Battery Battery |
| OS | Android v14 | Android v15 |
| Display | 6.78 inches, 1080 x 2436 pixels, 120 Hz | 6.83 inches, 1280 x 2772 pixels, 120 Hz |
| Rear Camera | 108 MP ƒ/1.9 (Wide Angle) 2 MP ƒ/2.4 | 200 MP ƒ/1.7 (Wide Angle) 23mm (wide), 1/1.4", 0.56µm, multi-directional PDAF, OIS 8 MP ƒ/2.2 (Ultra Wide) 15mm, 120˚ (ultrawide), 1/4.0", 1.12µm |
| Price | ₹15,999 | ₹39,999 |
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Overview
| Specs Score | 63 / 100 | 79 / 100 Better Specs |
| Display Resolution | 1080 x 2436 pixels | 1280 x 2772 pixels Better Resolution |
| CPU Clock Speed | 2.2 GHz | 2.7 GHz Faster Clock Speed |
| Rear Camera | 108 MP + 2 MP Triple | 200 MP + 8 MP Dual Better Camera Resolution |
| Weight | 190 g Lighter | 207 g |
| Thickness | 7.8 mm Slimmer | 8.2 mm |
| Battery | 5000 mAh | 6500 mAh Bigger Battery |
| Unique Features | No FM Radio No Memory Card Support Wireless Charging | 5G No Water Resistant No No |
General
| Country of Origin | India | |
| Model | X6853, Note 40 | 2510ERA8BG |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | nano SIM + nano SIM or nano SIM + eSIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 4 years | |
| Security Updates | 6 years | |
| Release Date | March 18, 2024 | December 18, 2025 |
| In The Box | REDMI Note 15 Pro+ 5G/ Adapter/ USB Type-C Cable/ SIM Eject Tool/ Protective Case/ Quick Start Guide/ Warranty Card |
Design
| Dimensions | 74.5 x 164.1 x 7.8 mm | 78.3 x 163.3 x 8.2 mm |
| Weight | 190 g | 207 g |
| Colors | Titan Gold, Obsidian Black | Mirage Blue, Coffee Mocha, Carbon Black |
Display
| Type | Color AMOLED Screen (1B Colors) | Color AMOLED Screen (1B Colors) |
| Touch | Yes, 360 Hz Touch Sampling Rate | Yes |
| Size | 6.78 inches, 1080 x 2436 pixels, 120 Hz | 6.83 inches, 1280 x 2772 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20.1:9 |
| PPI | ~ 393 PPI | ~ 447 PPI |
| Screen to Body Ratio | ~ 94% | ~ 89.6% |
| Glass Type | Corning Gorilla Glass | Corning Gorilla Glass Victus 2 |
| Brightness | 3200 nits Peak, HBM 1800 nits | |
| HDR Support | Yes, HDR10+, Dolby Vision | |
| Features | 550nit Type, 1300nit Peak, 2160Hz PWM Dimming | 3840Hz PWM, HDR10+, Dolby Vision, Colour depth: 12bit Contrast ratio: 8,000,000:1 DCI- P3 wide color gamut |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
Memory
| RAM | 8 GB | 8 GB |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 256 GB | 256 GB |
| Storage Type | UFS 2.2 | UFS 2.2 |
| Card Slot | Yes | No |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | SA: n1/3/5/8/28/38/40/41/77/78, NSA: n1/3/5/8/28/40/41/77/78 | |
| 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 | Wi-Fi: Wi-Fi 6/6E/Wi-Fi 5/Wi-Fi 4/Wi-Fi Direct Supports 2.4GHz Wi-Fi | 5GHz Wi-Fi Supports 2x2 MIMO |
| Bluetooth | Yes, A2DP, LE | Yes, v5.4, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
Performance
| AnTuTu Score | 1,053,798 (Total) (v11) 405,501 (CPU) 188,358 (GPU) 203,399 (Memory) 256,540 (UX) | |
| AnTuTu Storage Score | 85,008 Sequential Read: 1093 MB/s; Sequential Write: 1054 MB/s | |
| Geekbench Score | 3,250 (Multi Core) (v6) 1,250 (Single Core) 3,538 (OpenCL) 4,690 (Vulkan) | |
| 3DMark Score | 1,104 (Wild Life Extreme) (6.61 FPS) |
Extra
| GPS | Yes, with A-GPS | GPS | AGPS | Glonass | Beidou | Galileo make wireless Down Wireless network | Data network | Sensor Assisted Positioning |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Proximity sensor | Ambient light sensor | Accelerometer | Electronic compass | IR blaster | Gyroscope |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| AI Features | Al Writing, Al Speech Recognition, Al Interpreter,Al Search, Al Dynamic Wallpapers, Al Creativity Assistant,and more. Circle to Search with Google, Google Gemini information. | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP54 | IP66 + IP68 + IP69 + IP69K |
| Dust Resistant | Yes | Yes |
| Extra Features | Cheetah X1 Chip, Stereo Speakers with Sound by JBL, Dual Microphones, LPDDR4X RAM | Xiaomi T1S Tuner, Xiaomi Offline Communication |
Camera
| Rear Camera | 108 MP ƒ/1.9 (Wide Angle) 2 MP ƒ/2.4 | 200 MP ƒ/1.7 (Wide Angle) 23mm (wide), 1/1.4", 0.56µm, multi-directional PDAF, OIS 8 MP ƒ/2.2 (Ultra Wide) 15mm, 120˚ (ultrawide), 1/4.0", 1.12µm |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | HDR, Panorama | |
| Video Recording | 1440p @ 30 fps QHD, 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 60 fps FHD |
| Flash | Yes, Quad LED | Yes, LED |
| Front Camera | 32 MP ƒ/2.2 (Wide Angle) Punch Hole, Dual LED Flash | 32 MP ƒ/2.2 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 60 fps FHD |
Technical
| OS | Android v14 | Android v15 |
| Custom UI | XOS 14 | Xiaomi HyperOS 2 |
| Chipset | Mediatek Helio G99 Ultimate | Qualcomm Snapdragon 7s Gen4 |
| CPU | 2.2 GHz, Octa Core Processor | 2.7 GHz, Octa Core Processor |
| Core Details | 2x Cortex-A76 @ 2.2GHz 6x Cortex-A55 @ 2GHz | 1x2.7 GHz Cortex-A720 & 3x2.4 GHz Cortex-A720 & 4x1.8 GHz Cortex-A520 |
| GPU | Mali-G57 MC2 | Adreno 810 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
Multimedia
| Yes | Yes | |
| Music | MP3, FLAC, OGG, WAV, AAC | MP3, AMR, FLAC, APE |
| Video | MP4, MKV, TS, 3GP, WEBM | MP4, M4V, MKV, XVID |
| FM Radio | Yes | No |
| Speaker Type | Dual Stereo | |
| Audio Features | 400% Volume Boost, Dolby Atmos | Hi-Res | |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 6500 mAh, Silicon-Carbon Battery Battery |
| Fast Charging | Yes, 45W All Round FastCharge2.0 | Yes, 100W Fast Charging |
| Wireless Charging | Yes, 20W | |
| Reverse Charging | Yes | Yes, 22.5W |
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