Samsung Galaxy M21 vs Samsung Galaxy S25 Plus
Quick Comparison
Samsung Galaxy S25 Plus has better RAM than Samsung Galaxy M21. In terms of display resolution, Samsung Galaxy S25 Plus has better resolution of 3120 x 1440 than Samsung Galaxy M21 which has resolution of 2340 x 1080. Samsung Galaxy S25 Plus has more internal memory than Samsung Galaxy M21
| Name | Samsung Galaxy M21 | Samsung Galaxy S25 Plus |
| RAM | 4 GB | 12 GB |
|---|---|---|
| Display | 6.4 in | 6.7 in |
| Internal Memory | 64 GB | 256 GB |
| Battery | 6000 mAh | 4900 mAh |
| Camera | 48 MP + 8 MP + 5 MP Triple | 50 MP + 12 MP + 10 MP Triple |
| Price | Rs. 11990 | Rs. 74994 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is March 18, 2020. The cost of Samsung Galaxy M21 is Rs. 11990. The launch Date of the second phone is January 22, 2025. The cost of Samsung Galaxy S25 Plus is Rs. 74994.
Display comparison
Samsung Galaxy S25 Plus has larger screen size of 6.7 inches in comparison to Samsung Galaxy M21's 6.4 inch screen. Samsung Galaxy M21 has Super AMOLED Screen type where as Samsung Galaxy S25 Plus has LTPO AMOLED Screen type. Samsung Galaxy S25 Plus has display density of 513 PPI & Samsung Galaxy M21 has only 403 PPI display density. In terms of screen to body ratio, Samsung Galaxy S25 Plus has better screen to body ratio of ~ 91.8% than Samsung Galaxy M21's ~ 84.2%. Samsung Galaxy M21 has 19.5:9 aspect ratio where as Samsung Galaxy S25 Plus has 20.5:9 aspect ratio.
Memory comparison
Samsung Galaxy S25 Plus's larger 12 GB RAM is better for playing games and all with respect to Samsung Galaxy M21's lower 4 GB RAM. Samsung Galaxy S25 Plus has more Internal Memory (256 GB) than Samsung Galaxy M21 (64 GB).
Camera comparison
Samsung Galaxy S25 Plus's 50 MP + 12 MP + 10 MP Triple Rear Camera outclasses Samsung Galaxy M21's 48 MP + 8 MP + 5 MP Triple Rear Camera in terms of resolution. Samsung Galaxy M21 will be better choice if you're looking to click lot of selfies as it has better 20 MP Front Camera in comparison to Samsung Galaxy S25 Plus's 12 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 M21 | Samsung Galaxy S25 Plus |
| General | ||
| Model | Galaxy M21 | SM-S936B, SM-S936B/DS, SM-S936U, SM-S936U1, SM-S936W, SM-S936N, SM-S9360, SM-S936E, SM-S936E/DS,SM-S936BZSCINS |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | eSIM+eSIM SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | March 18, 2020 | January 22, 2025 |
| In The Box | Handset, Data Cable (Type C to C), Sim Ejection Pin | |
| Design | ||
| Dimensions | 75.1 x 159 x 8.9 mm | 75.8 x 158.4 x 7.3 mm |
| Weight | 188 g | 190 g |
| Bezel less | Yes | |
| Colors | Icy Blue, Mint, Navy, Silver Shadow | |
| Display | ||
| Type | Color Super AMOLED Screen (16M Colors) | Color LTPO AMOLED Screen (1B Colors) |
| Touch | Yes | Yes |
| Size | 6.4 inches, 1080 x 2340 pixels | 6.7 inches, 1440 x 3120 pixels, 120 Hz |
| Aspect Ratio | 19.5:9 | 20.5:9 |
| PPI | ~ 403 PPI | ~ 513 PPI |
| Screen to Body Ratio | ~ 84.2% | ~ 91.8% |
| Glass Type | Corning Gorilla Glass 3 | Corning Gorilla Glass Victus 2 |
| Features | 420 nits (peak) | HDR10+, 2600 nits (peak) |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 12 GB |
| Storage | 64 GB | 256 GB |
| Storage Type | UFS 4 | |
| Card Slot | Yes, upto 512 GB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0 | Yes, v5.4, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, Glonass, Beidou, Galileo, QZSS |
| Fingerprint Sensor | Yes, Rear | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing | Accelerometer, Gyro, Proximity, Compass, Barometer |
| 3.5mm Headphone Jack | Yes | No |
| NFC | Yes | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| IP Rating | IP68 | |
| Dust Resistant | Yes | |
| Extra Features | Photo Assist, Notes Assist, Drawing Assist, Circle to Search, Google Gemini (AI Mobile), 7 Years of Major OS Updates and 7 Years of Security Updates, Titanium Frame, Samsung Care+, Samsung Health, Samsung Wallet | |
| Camera | ||
| Rear Camera | 48 MP ƒ/2 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Depth Sensor) | 50 MP ƒ/1.8 (Wide Angle) 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 10 MP ƒ/2.4 (Telephoto) 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP ƒ/2.2 (Ultra Wide) 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | Panorama, HDR | Bixby Vision, Dual Recording, Food, Hyperlapse, Night, Panorama, Photo, Portrait, Portrait Video, Pro, Pro Video, Single Take, Slow Motion, Video |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 8K @ 30 fps UHD, 4K @ 60 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 20 MP ƒ/2 (Wide Angle) | 12 MP ƒ/2.2 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 4K @ 60 fps UHD, 1080p @ 60 fps FHD |
| Technical | ||
| OS | Android v10.0, upgradable to v11 | Android v15 |
| Custom UI | One UI 7 | |
| Chipset | Samsung Exynos 9611 | Qualcomm Snapdragon 8Elite |
| CPU | 2.3 GHz, Octa Core Processor | 4.47 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | 2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M |
| GPU | Mali-G72 MP3 | Adreno 830 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, DFF, DSF, APE |
| Video | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM | MP4, M4V, 3GP, 3G2, AVI, FLV, MKV, WEBM |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-Po Battery | 4900 mAh, Li-ion Battery |
| Fast Charging | Yes, 15W Fast Charging | Yes, 45W |
| Wireless Charging | Yes, 15W | |
| Reverse Charging | Yes | |
| Reverse Wireless Charging | Yes, 4.5W | |