LG G Flex (D955) vs LG K51S (K510EMW)
Side by side comparison between LG G Flex vs LG K51S phones, differences, pros, cons and full specifications. What's the better?
,
6"
POLED
POLED
720x1280
13
MP
MP
2.1mp
2GB
RAM
RAM
Quad-core
3500
mAh
mAh
(Non removable)
vs
6.55"
IPS
IPS
720x1600
32
MP
MP
13mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non 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!
18 Common items in both devices |
16 million |
LED flash |
Only digital zoom |
Autofocus / PDAF: phase detection autofocus |
(front) Full HD (1920x1080) |
4G LTE / 4G LTE-A |
Capacitive |
+11 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 G Flex (D955) | LG K51S (K510EMW) | |
Model | LG G Flex (D955) | K51S (K510EMW) |
Other model names | LG G Flex D955 4G LTE, LG Flex, LG D955 for Germany | LG K51s LM-K510EMW, LMK510EMW (Dual-Sim + NFC) |
Country or region available | (Europe) | (Europe), (Global, International) |
Brand | LG | LG |
Release date | 1/1/2014 | 4/1/2020 |
Depth | 8.7 millimeters (0.34 inches) | 8.26 millimeters (0.33 inches) |
Size (width x height) | 81.6 x 160.5 millimeters (3.21 x 6.32 in) | 76.7 x 165.2 millimeters (3.02 x 6.5 in) |
Weight | 177 grams (6.2 ounces) | 194 grams (6.79 ounces) |
Build, materials | feature not registered | Plastic body, glass front |
Protection against water and others | Not supported | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. |
📲 Display | ||
LG G Flex (D955) | LG K51S (K510EMW) | |
Display type | P-OLED | TFT IPS LCD |
Screen size | 6" inches | 6.55" inches |
Screen-to-body ratio | ~75.8% (screen-to-body ratio) | ~81.7% (screen-to-body ratio) |
Display resolution | 720x1280 pixels | 720x1600 pixels (20:9) |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 245 PPI | 268 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Gorilla Glass 2 | Not supported |
Refresh rate | feature not registered | 60Hz |
Display features | feature not registered | 400nits[typ] |
🤖 Operating System | ||
LG G Flex (D955) | LG K51S (K510EMW) | |
System version | Android 4.2.2 Jelly Bean | Android 9.0 Pie |
Firmware update | feature not registered | feature not registered |
User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
LG G Flex (D955) | LG K51S (K510EMW) | |
Chipset | 32bit: Qualcomm Snapdragon 800 MSM8974A | 64bit: MediaTek Helio P35 (MT6765) (12nm) |
CPU | Quad-core, 1 processor: 4x 2.26GHz Krait 400 (Quad-core) | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core) |
GPU graphical controller | Qualcomm Adreno 330 | PowerVR GE8320 MP2 (680MHz) |
Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
LG G Flex (D955) | LG K51S (K510EMW) | |
RAM memory | 2GB LPDDR3 | 3GB LPDDR3 |
Internal storage | 32GB (25GB available) | 64GB (47GB available) eMMC 5.1 |
External storage | Not supported | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
LG G Flex (D955) | LG K51S (K510EMW) | |
Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
Maximum Download / Upload | 150/50 Mbps | 300/50 Mbps |
Network technology | 2G, 3G, 4G | 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
Primary 3G network | CDMA2000 1xEV-DO, UMTS 850/1900/2100 | UMTS 850/900/1900/2100 |
Primary 4G network | LTE Cat4 800/900/1800/2100/2600 | LTE Cat6 (1, 3, 7, 8, 20) TD-LTE (38) |
Primary 5G network | Not supported | Not supported |
Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
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 | ||
LG G Flex (D955) | LG K51S (K510EMW) | |
Back camera (main camera) | 13 megapixels | (quad camera) 32 megapixels 5MP ultrawide f/2.216mm1.12μm115° 2MP macro f/2.422mm1.75μm88.6° 2MP depth f/2.41.75μm |
Main camera resolution | 4128x3096 pixels | 6528x4896 pixels |
Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
Flash | LED flash | LED flash |
Focal aperture | feature not registered | f/1.8 (aperture) |
Focal length | feature not registered | 24mm lens |
Sensor size | feature not registered | feature not registered |
Pixel size | feature not registered | 0.8µm pixel |
Autofocus | Autofocus | PDAF: phase detection autofocus |
Touch focus | Supported | Supported |
Image stabilization | feature not registered | 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 only main camera | HDR photo on both cameras |
Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
LG G Flex (D955) | LG K51S (K510EMW) | |
Front camera (secondary) | 2.1 megapixels | 13 megapixels |
Front camera resolution | 1920x1080 pixels | 4128x3096 pixels |
Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
Front flash | Not supported | Not supported |
Focal aperture | feature not registered | f/2.0 (aperture) |
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 G Flex (D955) | LG K51S (K510EMW) | |
Loudspeaker | Supported | Supported |
Active noise cancellation | 2 microphones or more | 2 microphones or more |
Radio | FM (RDS) | Not supported |
TV | Not supported | Not supported |
Video formats | MP4, DivX, XviD, H.264, H.263, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
Audio formats | MP3, WAV, WMA, eAAC+, AC3, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
LG G Flex (D955) | LG K51S (K510EMW) | |
USB | MicroUSB 3.0 | USB 2.0 Type-C, USB OTG On-The-Go |
Audio output | 3.5mm jack | 3.5mm jack |
TV output | Micro-B USB SlimPort | Not supported |
Bluetooth | 4.0 + A2DP | 5.0 + A2DP/LE |
WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot |
DLNA | Supported | Supported |
GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
NFC | Supported | Supported |
Infrared port | Supported | Not supported |
🧭 Sensors | ||
LG G Flex (D955) | LG K51S (K510EMW) | |
Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
LG G Flex (D955) | LG K51S (K510EMW) | |
Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
Battery capacity | 3500 mAh | 4000 mAh |
Charger, watts | Wired charging | 10W (5V/2A) Wired charging |
Inductive / wireless charging | feature not registered | Not supported |
Talk time autonomy | 15 hours | 10.5 hours |
Standby | 700 hours (29.2 days) | 370 hours (15.4 days) |
➕ Other features | ||
LG G Flex (D955) | LG K51S (K510EMW) | |
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, HTML5 |
Antenna | Internal antenna | Internal antenna |
Qwerty physical keyboard | Not supported | Not supported |
Miscellaneous | • Colors: Titan silver • Curved body and display • Self-healing back panel coating • USB On-The-Go 1.3 • Dolby mobile sound enhancement • Java framework | • Colors: Titanium, Blue, Pink/Red • Silicone case included • Google Assistant (dedicated side button) • DTS:X 3D audio |
☢️ Radiation rate | ||
LG G Flex (D955) | LG K51S (K510EMW) | |
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 |