Samsung Galaxy M31 (6GB RAM +128GB) vs Xiaomi Redmi 15 5G (8GB RAM + 256GB)
Quick Comparison
Xiaomi Redmi 15 5G (8GB RAM + 256GB) has better RAM than Samsung Galaxy M31 (6GB RAM +128GB). Xiaomi Redmi 15 5G (8GB RAM + 256GB) has more internal memory than Samsung Galaxy M31 (6GB RAM +128GB)
| Name | Samsung Galaxy M31 (6GB RAM +128GB) | Xiaomi Redmi 15 5G (8GB RAM + 256GB) |
| RAM | 6 GB | 8 GB |
|---|---|---|
| Display | 6.4 in | 6.9 in |
| Internal Memory | 128 GB | 256 GB |
| Battery | 6000 mAh | 7000 mAh |
| Camera | 64 MP Quad | 50 MP Dual |
| Price | Rs. 14999 | Rs. 16998 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is February 25, 2020. The cost of Samsung Galaxy M31 (6GB RAM +128GB) is Rs. 14999. The launch Date of the second phone is August 01, 2025. The cost of Xiaomi Redmi 15 5G (8GB RAM + 256GB) is Rs. 16998.
Display comparison
Xiaomi Redmi 15 5G (8GB RAM + 256GB) has larger screen size of 6.9 inches in comparison to Samsung Galaxy M31 (6GB RAM +128GB)'s 6.4 inch screen. Samsung Galaxy M31 (6GB RAM +128GB) has Super AMOLED Screen type where as Xiaomi Redmi 15 5G (8GB RAM + 256GB) has IPS Screen type. Samsung's phone has display density of 403 PPI & Xiaomi's phone has only 374 PPI display density. In terms of screen to body ratio, Samsung's phone has better screen to body ratio of ~ 84.1% than Xiaomi's phone ~ 83.2%. Samsung Galaxy M31 (6GB RAM +128GB) has 19.5:9 aspect ratio where as Xiaomi Redmi 15 5G (8GB RAM + 256GB) has 20.6:9 aspect ratio.
Memory comparison
Xiaomi Redmi 15 5G (8GB RAM + 256GB)'s larger 8 GB RAM is better for playing games and all with respect to Samsung Galaxy M31 (6GB RAM +128GB)'s lower 6 GB RAM. Xiaomi Redmi 15 5G (8GB RAM + 256GB) has more Internal Memory (256 GB) than Samsung Galaxy M31 (6GB RAM +128GB) (128 GB).
Camera comparison
Samsung Galaxy M31 (6GB RAM +128GB)'s 64 MP Quad Rear Camera outshines Xiaomi Redmi 15 5G (8GB RAM + 256GB)'s 50 MP Dual Rear Camera in terms of resolution. Samsung Galaxy M31 (6GB RAM +128GB) will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Xiaomi Redmi 15 5G (8GB RAM + 256GB)'s 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 10.0 and the second one on 15 version.
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Full Comparison
| Name | Samsung Galaxy M31 (6GB RAM +128GB) | Xiaomi Redmi 15 5G (8GB RAM + 256GB) |
| General | ||
| Country of Origin | India | |
| Model | Galaxy M31 | 15 5G |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 2 years | |
| Security Updates | 4 years | |
| Release Date | February 25, 2020 | August 01, 2025 |
| In The Box | Mobile Phone * 1, Adapter * 1, USB Type-C cable * 1, SIM Eject Tool * 1, Quick Start Guide, & Warranty Card * 1, Safety Information * 1 | |
| Design | ||
| Dimensions | 75.1 x 159.2 x 8.9 mm | 80.45 x 168.48 x 8.4 mm |
| Weight | 191 g | 217 g |
| Colors | Sandy Purple, Frosted White, Midnight Black | |
| Display | ||
| Type | Color Super AMOLED Screen (16M Colors) | Color IPS Screen (16M Colors) |
| Touch | Yes | Yes, 288 Hz Touch Sampling Rate |
| Size | 6.4 inches, 1080 x 2340 pixels | 6.9 inches, 1080 x 2340 pixels, 144 Hz |
| Aspect Ratio | 19.5:9 | 20.6:9 |
| PPI | ~ 403 PPI | ~ 374 PPI |
| Screen to Body Ratio | ~ 84.1% | ~ 83.2% |
| Glass Type | Corning Gorilla Glass 3 | |
| Brightness | 850nits Peak Brightness | |
| Features | TÜV Rheinland Circadian Friendly, TÜV Rheinland flicker free, TÜV Rheinland Low Blue light | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 6 GB | 8 GB |
| RAM Type | LPDDR4X | |
| Storage | 128 GB | 256 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, upto 512 GB | Yes, (Hybrid Slot), upto 1 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| 5G Bands | SA: n1/n3/n5/n8/n28/n40/n78, NSA: n1/n3/n40/n78/n8 | |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0, A2DP, LE | Yes, v5.1, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | yes with A-GPS | Yes, with A-GPS, Glonass, Beidou |
| Fingerprint Sensor | Yes, Rear | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Geomagnetic Sensor, Proximity sensor, Accelerometer, Gyro Sensor, Virtual Light Sensing, Compass | Ambient Light Sensor, Proximity Sensor (Virtual), E Compass, Accelerometer |
| 3.5mm Headphone Jack | Yes | |
| AI Features | Circle to Search, Gemini AI, AI Erase | |
| Splash Resistant | Yes | |
| IP Rating | IP64 | |
| Dust Resistant | Yes | |
| Extra Features | UFS 2.1 | Hydro Touch |
| Camera | ||
| Rear Camera | 64 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Macro) Macro 5 MP ƒ/2.2 (Depth Sensor) | 50 MP ƒ/1.75 (Wide Angle) |
| Auto Focus | Yes | Yes |
| Features | Digital Zoom, Auto Flash, Face detection, Touch to focus | AI Sky, AI Erase, Classic Film Filters |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP ƒ/2 (Wide Angle) Screen Flash | 8 MP ƒ/2.2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v10.0, upgradable to v12 | Android v15 |
| Custom UI | HyperOS 2 | |
| Chipset | Samsung Exynos 9611 | Qualcomm Snapdragon 6s Gen3 |
| CPU | 2.3 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | 2x2.3 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55 |
| GPU | Mali-G72 MP3 | Adreno 619 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA | Yes |
| Video | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM | Yes |
| FM Radio | Yes, with FM Recording | Yes |
| Speaker Type | Bottom Firing Loud Speaker | |
| Audio Features | Dolby Certified, 200% Super Volume | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-Po Battery | 7000 mAh, Si-C EV-Grade Technology |
| Fast Charging | Yes, 15W Fast Charging | Yes, 33W |
| Reverse Charging | Yes, 18W | |
| Talk Time | 2 days | |
| Music Playback Time | 119 hours | |