LG K12 Max (X520BMW) vs LG K7 2017 (Dual X230)
Side by side comparison between LG K12 Max vs LG K7 (2017) phones, differences, pros, cons and full specifications. What's the better?
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6.26"
IPS
IPS
720x1520
13
MP
MP
13mp
3GB
RAM
RAM
Octa-core
3500
mAh
mAh
(Non removable)
vs
What's the better phone? LG K12 Max (X520BMW)
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!
22 Advantages 
3 Advantages | 19 Common items in both devices |
| Plastic body, glass front |
| TFT IPS LCD |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| EIS: Digital stabilization |
| +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 | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| Change model | ||
| Model | K12 Max (X520BMW) | LG K7 2017 (Dual X230) |
| Other model names | LG K12 Max LMX520BMW, LM-X520BMW | LG K4 2017 (K7 2017 in Russia), LG-X230, LGX230 |
| Country or region available |  Brazil |     Kazakhstan, Poland, Romania, Russia |
| Brand | LG | LG |
| Release date | 7/1/2019 | 2/1/2017 |
| Depth | 8.75 millimeters (0.34 inches) | 8.1 millimeters (0.32 inches) |
| Size (width x height) | 77 x 161.3 millimeters (3.03 x 6.35 in) | 74.13 x 145.8 millimeters (2.92 x 5.74 in) |
| Weight | 170 grams (5.95 ounces) | 145 grams (5.08 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 K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 6.26" inches | 5" inches |
| Screen-to-body ratio | ~78.8% (screen-to-body ratio) | ~63.7% (screen-to-body ratio) |
| Display resolution | 720x1520 pixels | 480x854 pixels (16:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 269 PPI | 196 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| System version | Android 9.0 Pie | Android 6.0.1 Marshmallow |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | LG UX 5.0 |
⚙️ Processor | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| Chipset | 64bit: MediaTek Helio P22 (MT6762) (12nm) | 64bit: MediaTek MT6737M (28nm) |
| CPU | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) | Quad-core, 1 processor: 4x 1.1GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | PowerVR GE8320 (650MHz) | ARM Mali-T720 MP2 550Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| RAM memory | 3GB LPDDR3 | 1GB LPDDR3 |
| Internal storage | 32GB (18GB available) eMMC 5.1 | 8GB (4GB available) eMMC 4.5 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 150/50 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 | 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 | LTE Cat6 (Bands 1, 2, 3, 5, 7, 8, 28) | LTE Cat4 (3, 7, 28) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| Back camera (main camera) | (dual camera) 13 megapixels 2MP depth f/2.41/5"1.75um86° | 8 megapixels |
| Main camera resolution | 4160x3120 pixels | 3264x2448 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | HD (1280x720) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/2.6 (aperture) |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/3.1" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
| Autofocus | PDAF: phase detection 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 | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| Front camera (secondary) | 13 megapixels | 5 megapixels |
| Front camera resolution | 4160x3120 pixels | 2560x1920 pixels |
| Video recording (secondary) | Full HD (1920x1080) | HD (1280x720) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.7 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3.1" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, H.264, H.263, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| Sensors | Accelerometer Ambient light sensor Face unlock Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| Battery type | LiPo: li-ion polymer (Non removable) 5V/1.2A | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3500 mAh | 2410 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 17 hours | 3.2 hours |
| Standby | 318 hours (13.3 days) | 310 hours (12.9 days) |
➕ Other features | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| Call control | Voice dialing, Voice recorder | 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: Aurora black, Platinum gray, Moroccan blue • 19:9 display ratio • LG UX 7 • DTS:X surround sound | • Colors: Black, Titan, Gold, Chocolate • Knock Code, Knock On • Quick Share, Quick Selfie |
☢️ Radiation rate | ||
| LG K12 Max (X520BMW) | LG K7 2017 (Dual X230) | |
| 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 |