Infinix Zero 40 5G vs Xiaomi Redmi Note 15 5G (256GB)
Quick Comparison
Infinix Zero 40 5G has better RAM than Xiaomi Redmi Note 15 5G (256GB). In terms of display resolution, Infinix Zero 40 5G has better resolution of 2400 x 1080 than Xiaomi Redmi Note 15 5G (256GB) which has resolution of 2392 x 1080. Both have the same amount of internal memory.
| Name | Infinix Zero 40 5G | Xiaomi Redmi Note 15 5G (256GB) |
| RAM | 12 GB | 8 GB |
|---|---|---|
| Display | 6.78 in | 6.77 in |
| Internal Memory | 256 GB | 256 GB |
| Battery | 5000 mAh | 5520 mAh |
| Camera | 108 MP + 50 MP + 2 MP Triple | 108 MP + 8 MP Dual |
| Price | Rs. 27999 | Rs. 24999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is September 18, 2024. The cost of Infinix Zero 40 5G is Rs. 27999. The launch Date of the second phone is December 18, 2025. The cost of Xiaomi Redmi Note 15 5G (256GB) is Rs. 24999.
Display comparison
Infinix Zero 40 5G has larger screen size of 6.78 inches in comparison to Xiaomi Redmi Note 15 5G (256GB)'s 6.77 inch screen. Both the phones have AMOLED Screen Type. Both have same 388 PPI. Both mobiles have same aspect ratio of 20.5:9.
Memory comparison
Infinix Zero 40 5G's larger 12 GB RAM is better for playing games and all with respect to Xiaomi Redmi Note 15 5G (256GB)'s lower 8 GB RAM. and both have same Internal Memory of 256 GB.
Camera comparison
They both have the same 108 MP + 50 MP + 2 MP Triple Rear Camera. Infinix Zero 40 5G will be better choice if you're looking to click lot of selfies as it has better 50 MP Front Camera in comparison to Xiaomi Redmi Note 15 5G (256GB)'s 20 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 14 and the second one on 15 version.
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Full Comparison
| Name | Infinix Zero 40 5G | Xiaomi Redmi Note 15 5G (256GB) |
| General | ||
| Country of Origin | India | |
| Model | X6861 | 25096RA9BG, 25098RA98G |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | September 18, 2024 | December 18, 2025 |
| In The Box | Handset, Adaptor, USB Type-C Cable, Soft Film, TPU Case, Sim Ejector Pin, Quick Start Guide, Warranty Card | REDMI Note 15 5G / USB Type-C Cable / SIM Eject Tool/ Protective Case / Quick Start Guide / Warranty Card |
| Design | ||
| Dimensions | 74.47 x 164.31 x 7.9 mm | 75.4 x 164 x 7.35 mm |
| Weight | 195 g | 178 g |
| Bezel less | Yes | |
| Colors | Violet Garden, Rock Black, Moving Titanium | Black, Glacier Blue, Mist Purple |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color AMOLED Screen (68B) |
| Touch | Yes, 360 Hz Touch Sampling Rate | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.78 inches, 1080 x 2400 pixels, 144 Hz | 6.77 inches, 1080 x 2392 pixels, 120 Hz |
| Aspect Ratio | 20.5:9 | 20.5:9 |
| PPI | ~ 388 PPI | ~ 388 PPI |
| Screen to Body Ratio | ~ 89.7% | |
| Glass Type | Corning Gorilla Glass 5 | Scratch/drop-resistant glass, Mohs level 5 |
| Brightness | 3200nits peak brightness, 800nits (typ) | |
| Features | 1500Hz Instantaneous Touch Sampling Rate, 100% DCI-P3 Color Gamut, Upto 1300nits Peak Brightness | Contrast Ratio: 8,000,000:1, DCI- P3 wide Color Gamut, Sunlight Display, Reading Mode, 3840Hz PWM Dimming | 16,000-level Brightness Adjustment, TÜV Rheinland Low Blue Light, (Hardware Solution) Certified, TUV Rheinland Circadian Friendly Certified, TÜV Rheinland Flicker Free Certified |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Curved Display | Yes | |
| Memory | ||
| RAM | 12 GB | 8 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | |
| Storage | 256 GB | 256 GB |
| Storage Type | UFS 3.1 | UFS 2.2 |
| Card Slot | Yes, (Hybrid Slot), upto 1 TB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 5G TDD sub6: n38/n40/n41/n77/n78, 5G FDD sub6: n1/n3/n5/n7/n8/n12/n20/n28/n66 | 5G NSA:n1|n3|n40|n78 5G SA: n1|n3|n5|n8|n28|n40|n78 |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 6E (a/b/g/n/ac/ax) | |
| Bluetooth | Yes, A2DP, LE | Yes, v5.3, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, BEIDOU, GALILEO | GPS: L1 | GLONASS: G1 | BDS: B1I + B1C | Galileo: E1 |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | G Sensor, E-Compass, Gyroscope, Light Sensor, Proximity Sensor, IR Blaster | Virtual proximity sensor | Ambient light sensor | Accelerometer | Electronic compass | IR blaster | Gyroscope |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| AI Features | Gemini Live, Circle to Search | |
| Water Resistance | Yes, 1.7 m | |
| Splash Resistant | Yes | |
| IP Rating | IP54 | IP65 + IP66 |
| Dust Resistant | Yes | Yes |
| Extra Features | Sound by JBL, up to 2 Major Android Upgrades | |
| Camera | ||
| Rear Camera | 108 MP ƒ/1.7 (Wide Angle) 1/1.67", PDAF, OIS 50 MP (Ultra Wide) 120˚ 2 MP (Depth Sensor) | 108 MP ƒ/1.7 (Wide Angle) 0.64um, 9 in 1 1.92um 8 MP ƒ/2.2 (Ultra Wide) |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Auto Scene Detection: Portrait, Night, HDR, Pet, Food, Flowers, Street, Text, Video Features: Vlog, Video, AI Cam with Wide Shot, Portrait, Super Night with Wide Shot, Timelapse with Wide Shot, Slow Motion, Dual Video, Sky Shop, Long Exposure, Documents, AR Shot, Pro, Super Macro, Panorama, GoPro, Google Lens Integration, Ultra Steady Mode | HDR, Panorama |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 60 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 50 MP ƒ/2.5 (Wide Angle) Punch Hole, Dual LED Flash | 20 MP ƒ/2.2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v14 | Android v15 |
| Custom UI | XOS 14.5 | Xiaomi HyperOS 2 |
| Chipset | Mediatek Dimensity 8200 Ultimate | Qualcomm Snapdragon 6 Gen3 |
| CPU | 3.1 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 1x Cortex-A78@3.1 GHz&3xCortex-A78@3.0 GHz& 4xCortex-A55@2.0 GHz | 2xCortex-A76@2.2 GHz & 6x Cortex-A55@2.0 GHz |
| GPU | Mali-G610 MC6 | Adreno 710 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | 3GPP, AMR, APE, FLAC, M4A, M4R, MID, MKA, MP3, OGG, WAV | MP3, AMR, FLAC, APE |
| Video | 3GP, AVI, FLV, MKV, MP4, WMV, WEBM | MP4, M4V, MKV, XVID |
| FM Radio | Yes | No |
| Speaker Type | Dual Stereo | |
| Audio Features | Dual Ultra-Linear Speakers, Misound tuning and Dolby Atmos | |
| Audio Jack Type | USB Type-C | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-ion Battery | 5520 mAh |
| Fast Charging | Yes, 45W Fast Charger | Yes, 45W Fast Charging |
| Wireless Charging | Yes, 20W | |
| Reverse Charging | Yes, 10W | Yes, 18W |
| Reverse Wireless Charging | Yes | |