Samsung Galaxy A56 (SM-A5660 256GB/12GB) vs LG K51 (K500MM)
Side by side comparison between Samsung Galaxy A56 vs LG K51 phones, differences, pros, cons and full specifications. What's the better?
,
6.7"
AMOLED
AMOLED
1080x2340
50
MP
MP
12mp
12GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
6.5"
IPS
IPS
720x1560
13
MP
MP
13mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A56 (SM-A5660 256GB/12GB)
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!
29 Advantages 
5 Advantages | 22 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo/video on both cameras / HDR photo on both cameras |
| f/1.8 (aperture) |
| 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 A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| Model | Galaxy A56 (SM-A5660 256GB/12GB) | K51 (K500MM) |
| Other model names | Galaxy A56 5G SM-A5660 Dual-SIM | LG K51 (Metro by T-Mobile) LMK500MMAMTPTN, LM-K500MM |
| Country or region available |    China, Hong Kong, Thailand |  USA |
| Brand | Samsung | LG |
| Release date | 3/10/2025, Announced: 3/2/2025 | 5/1/2020 |
| Depth | 7.4 millimeters (0.29 inches) | 8.47 millimeters (0.33 inches) |
| Size (width x height) | 77.5 x 162.2 millimeters (3.05 x 6.39 in) | 77.92 x 166.96 millimeters (3.07 x 6.57 in) |
| Weight | 198 grams (6.93 ounces) | 204 grams (7.14 ounces) |
| Build, materials | Aluminum frame, glass front/back Back: Gorilla Glass Victus+ | Plastic body, glass front |
| Protection against water and others | IP67 certified: dust proof and waterproof over 1 meter and 30min | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 6.7" inches | 6.5" inches |
| Screen-to-body ratio | ~87.7% (screen-to-body ratio) | ~79.7% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 720x1560 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 385 PPI | 264 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | Panda King Glass |
| Refresh rate | 120Hz | 60Hz |
| Display features | 1900nits[peak] HDR10+ Always-On Display | Not supported |
🤖 Operating System | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| System version | Android 15 | Android 10 |
| Firmware update | feature not registered | feature not registered |
| User Interface | One UI 7.0 | feature not registered |
⚙️ Processor | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| Chipset | 64bit: Samsung Exynos 1580 (4nm) | 64bit: MediaTek Helio P22 (MT6762) (12nm) |
| CPU | Octa-core, 3 processors: 1x 2.9GHz ARM Cortex-A720 (Single-core) 3x 2.6GHz ARM Cortex-A720 (Triple-core) 4x 1.95GHz ARM Cortex-A520 (Quad-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Samsung Xclipse 540 (1.3Ghz) | PowerVR GE8320 (650MHz) |
| Performance (benchmark) | AnTuTu: 908692 (v10) Geekbench: 3899 (v6) | feature not registered |
💽 Memory and storage | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| RAM memory | 12GB LPDDR5 | 3GB LPDDR3 |
| Internal storage | 256GB (233GB available) UFS 3.1 | 32GB (18GB available) eMMC 5.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3000/1024 Mbps | 300/50 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 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 28, 38, 40, 41, 66, 77, 78) TD-LTE (34, 38, 40, 41) VoLTE | LTE Cat6 (1, 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 66, 71) TD-LTE (38, 41) |
| Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78, 79) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| 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 Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 28, 38, 40, 41, 66, 77, 78) TD-LTE (34, 38, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | Not supported |
📷 Camera | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| Back camera (main camera) | (triple camera) 50 megapixels 12MP ultrawide f/2.2123°1/3.06"1.12µm 5MP macro f/2.4 | (triple camera) 13 megapixels 5MP ultrawide f/2.21.12μm1/5"115° 2MP depth f/2.41.75μm1/5"85° |
| Main camera resolution | 8160x6120 pixels | 4128x3096 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | 1/1.56" inches | 1/3" inches |
| Pixel size | 1µm pixel | 1.12µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection 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 | 4K@30fps 1080p@30/60fps 720p@240fps (slow motion) 10-bit HDR | feature not registered |
📸 Front camera | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| Front camera (secondary) | 12 megapixels | 13 megapixels |
| Front camera resolution | 4000x3000 pixels | 4128x3096 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 | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| Loudspeaker | Stereo sound | Supported |
| Active noise cancellation | 3 microphones | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| USB | USB 2.0 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 | 5.3 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5000 mAh | 4000 mAh |
| Charger, watts | 45W Wired fast charging | 10W (5V/2A) Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | 21 hours |
| Standby | feature not registered | 576 hours (24 days) |
➕ Other features | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| 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: Graphite, Lightgray, Pink, Olive | • Colors: Titan gray • Google Assistant • DTS:X 3D sound surround • HAC M3/T3 |
☢️ Radiation rate | ||
| Galaxy A56 (SM-A5660 256GB/12GB) | LG K51 (K500MM) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |