HTC One X (S720E) vs LG K51 (K500UMT3)
Side by side comparison between HTC One X vs LG K51 phones, differences, pros, cons and full specifications. What's the better?
,
4.7"
SLCD2
SLCD2
720x1280
8
MP
MP
1.3mp
1GB
RAM
RAM
Quad-core
1800
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? LG K51 (K500UMT3)
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!
6 Advantages 
20 Advantages | 19 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| Full HD (1920x1080) |
| Capacitive |
| +12 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 | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| Model | One X (S720E) | K51 (K500UMT3) |
| Other model names | HTC One X S720E, HTC Supreme | LG K51 (T-Mobile) LMK500UMT3ATMOTN, LM-K500UMT3 |
| Country or region available |  (Global, International) |  USA |
| Brand | HTC | LG |
| Release date | 3/30/2012 | 5/1/2020 |
| Depth | 8.9 millimeters (0.35 inches) | 8.47 millimeters (0.33 inches) |
| Size (width x height) | 69.9 x 134.36 millimeters (2.75 x 5.29 in) | 77.92 x 166.96 millimeters (3.07 x 6.57 in) |
| Weight | 130 grams (4.55 ounces) | 204 grams (7.14 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 | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| Display type | TFT Super LCD 2 | TFT IPS LCD |
| Screen size | 4.7" inches | 6.5" inches |
| Screen-to-body ratio | ~64.8% (screen-to-body ratio) | ~79.7% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 720x1560 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 312 PPI | 264 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Panda King Glass |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| System version | Android 4.0.3 Ice Cream Sandwich ICS | Android 10 |
| Firmware update | Android 4.2.2 Jelly Bean | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| Chipset | 32bit: NVIDIA Tegra 3 AP33H | 64bit: MediaTek Helio P22 (MT6762) (12nm) |
| CPU | Quad-core, 1 processor: 4x 1.5GHz ARM Cortex-A9 (Quad-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | NVIDIA GeForce | PowerVR GE8320 (650MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| RAM memory | 1GB LPDDR2 | 3GB LPDDR3 |
| Internal storage | 32GB (28GB available) | 32GB (18GB available) eMMC 5.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G | 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 850/900/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE Cat6 (1, 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 66, 71) TD-LTE (38, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| Back camera (main camera) | 8 megapixels | (triple camera) 13 megapixels 5MP ultrawide f/2.21.12μm1/5"115° 2MP depth f/2.41.75μm1/5"85° |
| Main camera resolution | 3264x2448 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 24 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 | 26mm lens |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1.12µm pixel |
| Autofocus | Autofocus | PDAF: phase detection 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 | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| Front camera (secondary) | 1.3 megapixels | 13 megapixels |
| Front camera resolution | 1280x1024 pixels | 4128x3096 pixels |
| Video recording (secondary) | HD (1280x720) | 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 | 1/3" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| 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, H.263, H.264, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, eAAC+, WMA, WAV | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro-B USB MHL | Not supported |
| Bluetooth | 4.0 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1800 mAh | 4000 mAh |
| Charger, watts | Wired charging | 10W (5V/2A) Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 8.5 hours | 21 hours |
| Standby | 300 hours (12.5 days) | 576 hours (24 days) |
➕ Other features | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| 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, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: White, Gray • PenTile Matrix LCD • HTC Sense 4.0 UI • HTC Beats Audio • Video stabilization • Capture a photo in the midst of recording HD video • Java framework | • Colors: Titan gray • Google Assistant • DTS:X 3D sound surround • HAC M3/T3 |
☢️ Radiation rate | ||
| HTC One X (S720E) | LG K51 (K500UMT3) | |
| 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 |