Samsung Galaxy S25 Edge (SM-S937U1 512GB) vs Samsung Galaxy A20 (SM-A205U1)
Side by side comparison between Samsung Galaxy S25 Edge vs Samsung Galaxy A20 phones, differences, pros, cons and full specifications. What's the better?
,
6.7"
AMOLED
AMOLED
1440x3120
200
MP
MP
12mp
12GB
RAM
RAM
Octa-core
3900
mAh
mAh
(Non removable)
vs
6.4"
AMOLED
AMOLED
720x1560
13
MP
MP
8mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S25 Edge (SM-S937U1 512GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
34 Advantages 
4 Advantages | 22 Common items in both devices |
| LTPO AMOLED / Super AMOLED |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus on both cameras / Autofocus |
| HDR photo/video on both cameras / HDR photo on both cameras |
| Capacitive |
| +15 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| Model | Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) |
| Other model names | Galaxy S25 Edge Unlocked SM-S937U1 | Galaxy A20 SM-A205U1 NFC (Unlocked) |
| Country or region available |  USA | USA |
| Brand | Samsung | Samsung |
| Release date | 5/29/2025, Announced: 5/13/2025 | 4/5/2019, Announced: 3/19/2019 |
| Depth | 5.8 millimeters (0.23 inches) | 7.8 millimeters (0.31 inches) |
| Size (width x height) | 75.6 x 158.2 millimeters (2.98 x 6.23 in) | 74.7 x 158.4 millimeters (2.94 x 6.24 in) |
| Weight | 163 grams (5.71 ounces) | 169 grams (5.92 ounces) |
| Build, materials | Aluminum frame, glass front/back Back: Gorilla Glass Victus 2 | Plastic body, glass front |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| Display type | LTPO AMOLED | Super AMOLED |
| Screen size | 6.7" inches | 6.4" inches |
| Screen-to-body ratio | ~92.1% (screen-to-body ratio) | ~85% (screen-to-body ratio) |
| Display resolution | 1440x3120 pixels (19.5:9) | 720x1560 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 513 PPI | 268 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass Ceramic 2 | Not supported |
| Refresh rate | 120Hz | 60Hz |
| Display features | HDR10+ | Not supported |
🤖 Operating System | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| System version | Android 15 | Android 9.0 Pie |
| Firmware update | feature not registered | Android 11 |
| User Interface | One UI 7.0 | One UI 2.5 / 3.1 |
⚙️ Processor | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| Chipset | 64bit: Qualcomm Snapdragon 8 Elite (SM8750-AB) (3nm) | 64bit: Samsung Exynos 7884 (14nm) |
| CPU | Octa-core, 2 processors: 2x 4.47GHz Oryon V2 Phoenix L (Dual-core) 6x 3.53GHz Oryon V2 Phoenix M (Hexa-core) | Octa-core, 2 processors: 2x 1.6GHz ARM Cortex-A73 (Dual-core) 6x 1.35GHz ARM Cortex-A53 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 830 (1100MHz) | ARM Mali-G71 MP2 (770MHz) |
| Performance (benchmark) | AnTuTu: 2147092 (v10) Geekbench: 9391 (v6) | AnTuTu: 122778 (v9) |
💽 Memory and storage | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| RAM memory | 12GB LPDDR5X | 3GB LPDDR4X |
| Internal storage | 512GB (476GB available) UFS 4.0 | 32GB (21GB available) eMMC 5.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 5000/1024 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat24 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71) TD-LTE (38, 39, 40, 41, 48) VoLTE | LTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66, 71) |
| Primary 5G network | SA/NSA/Sub6 (1, 2, 5, 7, 25, 28, 41, 66, 71, 77, 78) mmWave (257, 258, 260, 261) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWave | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat24 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71) TD-LTE (38, 39, 40, 41, 48) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWave | Not supported |
📷 Camera | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| Back camera (main camera) | (dual camera) 200 megapixels 12MP ultrawide f/2.213mm1/2.55"1.4µmPDAF | (dual camera) 13 megapixels 5MP ultrawide f/2.212mm |
| Main camera resolution | 20000x10000 pixels | 4128x3096 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.7 (aperture) | f/1.9 (aperture) |
| Focal length | 24mm (lens) | 28mm (lens) |
| Sensor size | 1/1.3" inches | feature not registered |
| Pixel size | 0.6µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus on both cameras | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | 8K@30fps 4K@30/60/120fps 1080p@30/60/120/240fps | feature not registered |
📸 Front camera | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| Front camera (secondary) | 12 megapixels | 8 megapixels |
| Front camera resolution | 4000x3000 pixels | 3264x2448 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/3.2" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| Loudspeaker | Stereo sound | Supported |
| Active noise cancellation | 3 microphones | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263, WMV, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.4 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax/be [wifi7/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) | Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3900 mAh | 4000 mAh |
| Charger, watts | 25W Wired fast charging | 15W Wired fast charging |
| Inductive / wireless charging | 15W Qi2 wireless charging | Not supported |
| Talk time autonomy | feature not registered | 26 hours (1.1 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Titanium Jetblack, Titanium Silver, Titanium Icyblue • Samsung DeX | • Colors: Black, Deep Blue, Red, Coral Orange |
☢️ Radiation rate | ||
| Galaxy S25 Edge (SM-S937U1 512GB) | Galaxy A20 (SM-A205U1) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.21W/kg (head), 1.23W/kg (body) | 1.09W/kg (head), 0.6W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |