Samsung Galaxy A51 5G (SM-A516U) vs Samsung Galaxy S2 Duos TV (GT-S7273T)
Side by side comparison between Samsung Galaxy A51 5G vs Samsung Galaxy S2 Duos TV phones, differences, pros, cons and full specifications. What's the better?
,
6.5"
AMOLED
AMOLED
1080x2400
48
MP
MP
32mp
6GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
What's the better phone? Samsung Galaxy A51 5G (SM-A516U)
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!
15 Common items in both devices |
16 million |
LED flash |
Only digital zoom |
PDAF: phase detection autofocus / Autofocus |
EIS: Digital stabilization |
Capacitive |
Multitouch |
+8 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 A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
Model | Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) |
Other model names | Galaxy A51 SM-A516UZKAXAA (Unlocked) | Galaxy Ace 3 Duos GT-S7273T, Galaxy S II Duos TV |
Country or region available | USA | Brazil |
Brand | Samsung | Samsung |
Release date | 4/29/2020, Announced: 4/8/2020 | 8/1/2013 |
Depth | 8.7 millimeters (0.34 inches) | 9.8 millimeters (0.39 inches) |
Size (width x height) | 73.6 x 158.9 millimeters (2.9 x 6.26 in) | 62.7 x 121.2 millimeters (2.47 x 4.77 in) |
Weight | 187 grams (6.55 ounces) | 119 grams (4.17 ounces) |
Build, materials | Aluminum body, glass front, plastic back | Plastic body, glass front |
Protection against water and others | Not supported | Not supported |
📲 Display | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
Display type | Super AMOLED | TFT LCD |
Screen size | 6.5" inches | 4" inches |
Screen-to-body ratio | ~87.2% (screen-to-body ratio) | ~59.9% (screen-to-body ratio) |
Display resolution | 1080x2400 pixels (20:9) | 480x800 pixels |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 405 PPI | 233 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Gorilla Glass 3 | Not supported |
Refresh rate | 60Hz | feature not registered |
Display features | Always-On Display | feature not registered |
🤖 Operating System | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
System version | Android 10 | Android 4.2.2 Jelly Bean |
Firmware update | Android 13 | feature not registered |
User Interface | One UI 2.5 / 3.1 / 4.1 / 5.0 | feature not registered |
⚙️ Processor | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
Chipset | 64bit: Samsung Exynos 980 (8nm) | 32bit: Broadcom BCM21664 (40nm) |
CPU | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A77 (Dual-core) 6x 1.8GHz ARM Cortex-A55 (Hexa-core) | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) |
GPU graphical controller | ARM Mali-G76 MP5 (728MHz) | Broadcom VideoCore IV |
Performance (benchmark) | AnTuTu: 316007 (v8) Geekbench: 1867(v5.1) GFXBench: 17fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
RAM memory | 6GB LPDDR4X | 1GB LPDDR2 |
Internal storage | 128GB (105GB available) UFS 2.1 | 4GB (1.78GB available) |
External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
Maximum Download / Upload | 2000/200 Mbps | 14.4/5.76 Mbps |
Network technology | 2G, 3G, 4G, 5G | 2G, 3G |
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 | GSM 850/900/1800/1900 |
Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/2100 |
Primary 4G network | LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE | Not supported |
Primary 5G network | SA/NSA/Sub6 (41, 78) | Not supported |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
Secondary 3G network | Not supported | Not supported |
Secondary 4G network | Not supported | Not supported |
Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
Back camera (main camera) | (quad camera) 48 megapixels 12MP ultrawide f/2.213mm1.12µm 5MP telephoto f/2.440mm 5MP depth f/2.21/5.0"1.12µm | 5 megapixels |
Main camera resolution | 8000x6000 pixels | 2592x1944 pixels |
Video recording (primary) | 4K UHD (3840x2160) 30 fps | HD (1280x720) 30 fps |
Flash | LED flash | LED flash |
Focal aperture | f/2.0 (aperture) | feature not registered |
Focal length | 26mm lens | feature not registered |
Sensor size | 1/2" inches | feature not registered |
Pixel size | 0.8µm pixel | feature not registered |
Autofocus | PDAF: phase detection autofocus | Autofocus |
Touch focus | Supported | Supported |
Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
Zoom | Only digital zoom | Only digital zoom |
Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
BSI sensor | Not supported | Not supported |
HDR | HDR photo on both cameras | Not supported |
Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
Front camera (secondary) | 32 megapixels | 0.3 megapixels |
Front camera resolution | 6528x4896 pixels | 640x480 pixels |
Video recording (secondary) | 4K UHD (3840x2160) | VGA (640x480) |
Front flash | Not supported | Not supported |
Focal aperture | f/2.2 (aperture) | feature not registered |
Focal length | 26mm lens | feature not registered |
Sensor size | 1/2.8" inches | feature not registered |
Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
Loudspeaker | Supported | Supported |
Active noise cancellation | 2 microphones or more | Not supported |
Radio | FM (RDS) | FM (RDS) |
TV | Not supported | Digital TV |
Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
Audio output | 3.5mm jack | 3.5mm jack |
TV output | Not supported | Not supported |
Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
DLNA | Not supported | Not supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS |
NFC | Supported | Not supported |
Infrared port | Not supported | Not supported |
🧭 Sensors | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
Sensors | Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
Battery capacity | 4500 mAh | 1500 mAh |
Charger, watts | 15W Wired fast charging | Wired charging |
Inductive / wireless charging | Not supported | feature not registered |
Talk time autonomy | feature not registered | 8 hours |
Standby | feature not registered | 370 hours (15.4 days) |
➕ Other features | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), 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 | External retractable antenna |
Qwerty physical keyboard | Not supported | Not supported |
Miscellaneous | • Colors: Prism Cube Black, Prism Cube White, Prism Cube Pink | • Colors: Black • Samsung TouchWiz 4.0 UI • ISDB-T Digital TV • Java framework |
☢️ Radiation rate | ||
Galaxy A51 5G (SM-A516U) | Galaxy S2 Duos TV (GT-S7273T) | |
SAR 1.6W/kg (USA, Mexico, etc.) | 1.18W/kg (head), 1.2W/kg (body) | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.471W/kg (head), 0.71W/kg (body) |