Samsung Galaxy S25 Slim vs Samsung Galaxy S21 FE 5G
Quick Comparison
Samsung Galaxy S25 Slim has better RAM than Samsung Galaxy S21 FE 5G. In terms of display resolution, Samsung Galaxy S25 Slim has better resolution of 3120 x 1440 than Samsung Galaxy S21 FE 5G which has resolution of 2340 x 1080. Samsung Galaxy S25 Slim has more internal memory than Samsung Galaxy S21 FE 5G
| Name | Samsung Galaxy S25 Slim | Samsung Galaxy S21 FE 5G |
| RAM | 12 GB | 8 GB |
|---|---|---|
| Display | 6.7 in | 6.4 in |
| Internal Memory | 256 GB | 128 GB |
| Battery | 3900 mAh | 4500 mAh |
| Camera | 200 MP + 12 MP Dual | 12 MP + 12 MP + 8 MP Triple |
| Price | Rs. 109990 | Rs. 33990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is May 13, 2025. The Expected cost of Samsung Galaxy S25 Slim is Rs. 109990. The launch Date of the second phone is January 04, 2022. The cost of Samsung Galaxy S21 FE 5G is Rs. 33990.
Display comparison
Samsung Galaxy S21 FE 5G has screen size of 6.4 inches which falls short to Samsung Galaxy S25 Slim's 6.7 inch screen. Both the phones have Screen Type. Samsung Galaxy S25 Slim has display density of 513 PPI & Samsung Galaxy S21 FE 5G has only 411 PPI display density. In terms of screen to body ratio, Samsung Galaxy S25 Slim has better screen to body ratio of ~ 89.7% than Samsung Galaxy S21 FE 5G's ~ 85.3%. Samsung Galaxy S25 Slim has 20.5:9 aspect ratio where as Samsung Galaxy S21 FE 5G has 19.5:9 aspect ratio.
Memory comparison
Samsung Galaxy S25 Slim's larger 12 GB RAM is better for playing games and all with respect to Samsung Galaxy S21 FE 5G's lower 8 GB RAM. Samsung Galaxy S25 Slim has more Internal Memory (256 GB) than Samsung Galaxy S21 FE 5G (128 GB).
Camera comparison
Samsung Galaxy S25 Slim's 200 MP + 12 MP Dual Rear Camera outclasses Samsung Galaxy S21 FE 5G's 12 MP + 12 MP + 8 MP Triple Rear Camera in terms of resolution. Samsung Galaxy S21 FE 5G will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Samsung Galaxy S25 Slim's 12 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 15 and the second one on 12 version.
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Full Comparison
| Name | Samsung Galaxy S25 Slim | Samsung Galaxy S21 FE 5G |
| General | ||
| Country of Origin | India | |
| Model | Galaxy S21 FE 5G | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | SIM 1 + SIM 2 / SIM 1 + eSIM / Dual eSIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | May 13, 2025 | January 04, 2022 |
| In The Box | Handset, Data Cable (Type C to C), Sim Ejection Pin, Quick Start Guide | |
| Design | ||
| Dimensions | 75.6 x 158.2 x 5.8 mm | 74.5 x 155.7 x 7.9 mm |
| Weight | 163 g | 177 g |
| Bezel less | Yes | |
| Colors | Titanium Silver, Titanium Jetblack | |
| Display | ||
| Type | Color Dynamic AMOLED 2X (16M Colors) | Color Dynamic AMOLED 2X (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.7 inches, 1440 x 3120 pixels, 120 Hz | 6.4 inches, 1080 x 2340 pixels, 120 Hz |
| Aspect Ratio | 20.5:9 | 19.5:9 |
| PPI | ~ 513 PPI | ~ 411 PPI |
| Screen to Body Ratio | ~ 89.7% | ~ 85.3% |
| Glass Type | Gorilla Glass Ceramic 2 | Corning Gorilla Glass Victus |
| Features | Always-on Display, HDR10+, 2600 nits (peak) | Intelligent Eye Comfort Shield, Smooth Scrolling |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 12 GB | 8 GB |
| Storage | 256 GB | 128 GB |
| Storage Type | UFS 4 | |
| Card Slot | No | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | FDD Sub6: N1(2100), N2(1900), N3(1800), N5(850), N7(2600), N8(900), N12(700), N20(800), N25(1900), N26(850), N28(700), N66(AWS-3), TDD Sub6: N38(2600), N40(2300), N41(2500), N77(3700), N78(3500) | FDD Sub6 N1(2100), N3(1800), N5(850), N7(2600), N8(900), N20(800), N28(700), N66(AWS-3) | 5G* TDD Sub6 N38(2600), N40(2300), N41(2500), N78(3500) |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 802.11a/b/g/n/ac/ax/be 2.4GHz+5GHz+6GHz, EHT320, MIMO, 4096-QAM | |
| Bluetooth | Yes, v5.4, A2DP, LE | Yes, v5.0, A2DP, LE |
| USB | Yes, USB-C | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| Performance | ||
| AnTuTu Score | 1,981,282 (Total) (v10) 435,179 (CPU) 798,388 (GPU) 402,307 (Memory) 345,408 (UX) | |
| AnTuTu Storage Score | 190,760 Sequential Read: 39027 MB/s; Sequential Write: 39676 MB/s; AI read: 464 MB/s | |
| Geekbench Score | 9,113 (Multi Core) (v6) 2,268 (Single Core) 18,760 (OpenCL) 23,682 (Vulkan) | |
| 3DMark Score | 5,647 (Wild Life Extreme) | |
| Speaker Score | 72 (Good) | |
| Battery Test Result | 11.93 hours | |
| Extra | ||
| GPS | GPS, Glonass, Beidou, Galileo, QZSS | Yes, with A-GPS, GLONASS, BDS, GALILEO |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Barometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Proximity Sensor | Accelerometer, Gyro, Proximity, Compass, Barometer |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68 | IP68 |
| Dust Resistant | Yes | Yes |
| Extra Features | E-SIM | |
| Camera | ||
| Rear Camera | 200 MP ƒ/1.7 (Wide Angle) 12 MP ƒ/2.2 (Ultra Wide) | 12 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.4 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide) |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Optical quality Zoom 2x (Enabled by Adaptive Pixel sensor) , Digital Zoom up to 10x | Auto-HDR, Panorama, 3x Optic Zoom, 30X Space Zoom |
| Video Recording | 8K @ 30 fps UHD, 1080p @ 60 fps FHD, 4K @ 60 fps UHD, 720p | 4K, 1080p, 720p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 12 MP (Wide Angle) Punch Hole | 32 MP ƒ/2.2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 4K, 1080p |
| Technical | ||
| OS | Android v15 | Android v12 |
| Custom UI | OneUI 7 | |
| Chipset | Qualcomm Snapdragon 8Elite | Samsung Exynos 2100 |
| CPU | 4.47 GHz, Octa Core Processor | 2.9 GHz, Octa Core Processor |
| Core Details | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 | |
| GPU | Adreno 830 | Mali-G78 MP14 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, DFF, DSF, APE | Yes |
| Video | MP4, M4V, 3GP, 3G2, AVI, FLV, MKV, WEBM | Yes |
| FM Radio | No | Yes |
| Speaker Type | Stereo | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 3900 mAh, Li-ion Battery | 4500 mAh, Li-Po Battery |
| Fast Charging | Yes, 25W Fast Charging | Yes, 25W Fast Charging |
| Wireless Charging | Yes | Yes, 15W |
| Reverse Charging | Yes | Yes |