LG K4 (K121) vs LG Optimus L7 II (P710)
Side by side comparison between LG K4 vs LG Optimus L7 II phones, differences, pros, cons and full specifications. What's the better?
,
vs
4.3"
IPS
IPS
480x800
8
MP
MP
0.3mp
768MB
RAM
RAM
Dual-core
2460
mAh
mAh
(Removable)
What's the better phone? LG K4 (K121)
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 Advantages 
5 Advantages | 24 Common items in both devices |
| Until 32GB microSD, microSDHC |
| Plastic body, glass front |
| TFT IPS LCD |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| +17 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 K4 (K121) | LG Optimus L7 II (P710) | |
| Model | LG K4 (K121) | Optimus L7 II (P710) |
| Other model names | (Bell, Rogers, Telus) LG K4 K121, LGK121 | LG Optimus L7 2 P710, LG Optimus L7X P714 |
| Country or region available |  Canada |  (Global, International) |
| Brand | LG | LG |
| Release date | 2/1/2016 | 3/1/2013, Announced: 2/1/2013 |
| Depth | 8.9 millimeters (0.35 inches) | 9.7 millimeters (0.38 inches) |
| Size (width x height) | 66.7 x 131.9 millimeters (2.63 x 5.19 in) | 66.6 x 121.5 millimeters (2.62 x 4.78 in) |
| Weight | 113 grams (3.96 ounces) | 118 grams (4.13 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG K4 (K121) | LG Optimus L7 II (P710) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 4.5" inches | 4.3" inches |
| Screen-to-body ratio | ~63.4% (screen-to-body ratio) | ~65% (screen-to-body ratio) |
| Display resolution | 480x854 pixels | 480x800 pixels (5:3) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 218 PPI | 217 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| LG K4 (K121) | LG Optimus L7 II (P710) | |
| System version | Android 5.1.1 Lollipop | Android 4.1.2 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG K4 (K121) | LG Optimus L7 II (P710) | |
| Chipset | 32bit: Qualcomm Snapdragon 210 MSM8909 (28nm) | 32bit: Qualcomm Snapdragon S4 Play (MSM8225) (45nm) |
| CPU | Quad-core, 1 processor: 4x 1.1GHz ARM Cortex-A7 (Quad-core) | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A5 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 304 | Qualcomm Adreno 203 (320MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG K4 (K121) | LG Optimus L7 II (P710) | |
| RAM memory | 1GB LPDDR3 | 768MB LPDDR2 |
| Internal storage | 8GB (3.88GB available) | 4GB (1.8GB available) eMMC 4.5 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG K4 (K121) | LG Optimus L7 II (P710) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 150/50 Mbps | 7.2/5.76 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 850/1700/1900 | P710 version: UMTS 900/1900/2100 P714 version: UMTS 850/1900/2100 |
| Primary 4G network | LTE Cat4 (Bands 2, 4, 7, 17) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA |
| 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 | ||
| LG K4 (K121) | LG Optimus L7 II (P710) | |
| Back camera (main camera) | 5 megapixels | 8 megapixels |
| Main camera resolution | 2592x1944 pixels | 3264x2448 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | FWVGA (854x480) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.8 (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 |
| Autofocus | 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 | Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG K4 (K121) | LG Optimus L7 II (P710) | |
| Front camera (secondary) | 2 megapixels | 0.3 megapixels |
| Front camera resolution | 1600x1200 pixels | 640x480 pixels |
| Video recording (secondary) | HD (1280x720) | VGA (640x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.8 (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 K4 (K121) | LG Optimus L7 II (P710) | |
| Loudspeaker | Supported | Mono sound (not stereo) Dolby mobile |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM (RDS) | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD | MP4, DivX, Xvid, H.264, H.263, WMV |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| LG K4 (K121) | LG Optimus L7 II (P710) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.1 + A2DP | 3.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG K4 (K121) | LG Optimus L7 II (P710) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K4 (K121) | LG Optimus L7 II (P710) | |
| Battery type | Li-Ion: lithium-ion (Removable) BL-49JH | Li-Ion: lithium-ion (Removable) BL-59JH |
| Battery capacity | 1940 mAh | 2460 mAh |
| Charger, watts | Wired charging | 9W (5V/1.8A) Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 9 hours | 12 hours |
| Standby | 500 hours (20.8 days) | 800 hours (33.3 days) |
➕ Other features | ||
| LG K4 (K121) | LG Optimus L7 II (P710) | |
| Call control | Voice dialing, Voice recorder | 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, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: White, Blue • Knock Code | • Colors: Black, White • Java framework |
☢️ Radiation rate | ||
| LG K4 (K121) | LG Optimus L7 II (P710) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.5W/kg (head), 1.11W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.66W/kg (head), 0.57W/kg (body) |