LG K51S (K510EMW) vs LG Optimus 3D Max (P720)
Side by side comparison between LG K51S vs LG Optimus 3D Max phones, differences, pros, cons and full specifications. What's the better?
,
6.55"
IPS
IPS
720x1600
32
MP
MP
13mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
vs
4.3"
IPS
IPS
480x800
5
MP
MP
0.3mp
1GB
RAM
RAM
Dual-core
1520
mAh
mAh
(Removable)
What's the better phone? LG K51S (K510EMW)
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!
21 Advantages 
5 Advantages | 25 Common items in both devices |
| Plastic body, glass front |
| TFT IPS LCD / TFT NOVA IPS |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| +18 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 | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| Model | K51S (K510EMW) | Optimus 3D Max (P720) |
| Other model names | LG K51s LM-K510EMW, LMK510EMW (Dual-Sim + NFC) | LG Optimus 3D Max P720, LGP720, LG-P720, LG CX2 |
| Country or region available |   (Europe), (Global, International) | (Europe), (Global, International) |
| Brand | LG | LG |
| Release date | 4/1/2020 | 4/23/2012 |
| Depth | 8.26 millimeters (0.33 inches) | 9.6 millimeters (0.38 inches) |
| Size (width x height) | 76.7 x 165.2 millimeters (3.02 x 6.5 in) | 67.4 x 126.8 millimeters (2.65 x 4.99 in) |
| Weight | 194 grams (6.79 ounces) | 148 grams (5.18 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | Not supported |
📲 Display | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| Display type | TFT IPS LCD | TFT NOVA IPS |
| Screen size | 6.55" inches | 4.3" inches |
| Screen-to-body ratio | ~81.7% (screen-to-body ratio) | ~61.6% (screen-to-body ratio) |
| Display resolution | 720x1600 pixels (20:9) | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 268 PPI | 217 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 2 |
| Refresh rate | 60Hz | 60Hz |
| Display features | 400nits[typ] | Not supported |
🤖 Operating System | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| System version | Android 9.0 Pie | Android 2.3.7 Gingerbread |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| Chipset | 64bit: MediaTek Helio P35 (MT6765) (12nm) | 32bit: Texas Instruments OMAP 4430 (45nm) |
| CPU | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core) | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A9 (Dual-core) |
| GPU graphical controller | PowerVR GE8320 MP2 (680MHz) | PowerVR SGX540 MP1 (365MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| RAM memory | 3GB LPDDR3 | 1GB LPDDR2 |
| Internal storage | 64GB (47GB available) eMMC 5.1 | 8GB (5GB available) |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 300/50 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 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 850/900/1900/2100 | UMTS 850/2100 |
| Primary 4G network | LTE Cat6 (1, 3, 7, 8, 20) TD-LTE (38) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| Back camera (main camera) | (quad camera) 32 megapixels 5MP ultrawide f/2.216mm1.12μm115° 2MP macro f/2.422mm1.75μm88.6° 2MP depth f/2.41.75μm | (dual camera) 5 megapixels 5MP 3D AF |
| Main camera resolution | 6528x4896 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 24mm (lens) | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Not 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 |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| Front camera (secondary) | 13 megapixels | 0.3 megapixels |
| Front camera resolution | 4128x3096 pixels | 640x480 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, DivX, XviD, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| 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 | Micro-B USB MHL |
| Bluetooth | 5.0 + A2DP/LE | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4000 mAh | 1520 mAh |
| Charger, watts | 10W (5V/2A) Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 10.5 hours | 3 hours |
| Standby | 370 hours (15.4 days) | 330 hours (13.8 days) |
➕ Other features | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| 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, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Titanium, Blue, Pink/Red • Silicone case included • Google Assistant (dedicated side button) • DTS:X 3D audio | • Colors: Black • LG Optimus UI • 3D display with 600 nits brightness • 720p@30fps 3D video capture • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
| LG K51S (K510EMW) | LG Optimus 3D Max (P720) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.692W/kg (head), 0.836W/kg (body) |