LG K40 (X420EM) vs Nokia 7710
Side by side comparison between LG K40 vs Nokia 7710 phones, differences, pros, cons and full specifications. What's the better?
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5.7"
IPS
IPS
720x1440
16
MP
MP
8mp
2GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
What's the better phone? LG K40 (X420EM)
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!
34 Advantages 
2 Advantages | 2 Common items in both devices |
| Plastic body, glass front / Plastic body |
| Only digital zoom |
| + 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 K40 (X420EM) | Nokia 7710 | |
| Model | K40 (X420EM) | Nokia 7710 |
| Other model names | LG K40 LMX420EM NFC Single-sim, LM-X420EM, LG-LMX420EM | Nokia 7710 |
| Country or region available |  (Europe) |  (Global, International) |
| Brand | LG | Nokia |
| Release date | 3/31/2019 | 11/2/2004 |
| Depth | 8.3 millimeters (0.33 inches) | 19 millimeters (0.75 inches) |
| Size (width x height) | 71.9 x 153 millimeters (2.83 x 6.02 in) | 69.5 x 128 millimeters (2.74 x 5.04 in) |
| Weight | 145 grams (5.08 ounces) | 189 grams (6.62 ounces) |
| Build, materials | Plastic body, glass front | Plastic body |
| 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 K40 (X420EM) | Nokia 7710 | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 5.7" inches | 3.5" inches |
| Screen-to-body ratio | ~76.2% (screen-to-body ratio) | ~35.5% (screen-to-body ratio) |
| Display resolution | 720x1440 pixels | 640x320 pixels |
| Touchscreen | Capacitive Multitouch | Resistive Single touch 1-point |
| Pixel density (dot pitch) | 282 PPI | 204 PPI |
| Colors | 16 million | 65 thousand |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| LG K40 (X420EM) | Nokia 7710 | |
| System version | Android 8.1 Oreo | Symbian 7.0 S90 2nd Edition |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | Series 90 UI |
⚙️ Processor | ||
| LG K40 (X420EM) | Nokia 7710 | |
| Chipset | 64bit: MediaTek Helio P22 (MT6762) (12nm) | 32bit: Texas Instruments OMAP 1510 |
| CPU | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) | Single-core, 1 processor: 1x 150MHz ARM925T (Single-core) |
| GPU graphical controller | PowerVR GE8320 (650MHz) | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG K40 (X420EM) | Nokia 7710 | |
| RAM memory | 2GB LPDDR3 | 32MB SDRAM |
| Internal storage | 32GB (20GB available) eMMC 5.1 | 128MB (86MB available) |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 2GB MMC (dedicated slot) |
📶 Mobile networks | ||
| LG K40 (X420EM) | Nokia 7710 | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 300/50 Mbps | 0.236 Mbps |
| Network technology | 2G, 3G, 4G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Tri-Band 900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | Not supported |
| Primary 4G network | LTE Cat6 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 38) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | CSD, HSCSD, GPRS, EDGE |
| 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 K40 (X420EM) | Nokia 7710 | |
| Back camera (main camera) | 16 megapixels | 1 megapixels |
| Main camera resolution | 4608x3456 pixels | 1152x864 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | QCIF (176x144) 17 fps |
| Flash | LED flash on both cameras | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 1µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Not supported |
| Touch focus | Supported | Not supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Not supported |
| 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 K40 (X420EM) | Nokia 7710 | |
| Front camera (secondary) | 8 megapixels | Not supported |
| Front camera resolution | 3264x2448 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | LED | 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 K40 (X420EM) | Nokia 7710 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | 3GP, MPEG4, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, MIDI, AMR |
🔌 Connectivity | ||
| LG K40 (X420EM) | Nokia 7710 | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 1.1 proprietary connector |
| Audio output | 3.5mm jack | proprietary audio output |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 1.2 |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | Not supported |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | Not supported |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG K40 (X420EM) | Nokia 7710 | |
| Sensors | Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K40 (X420EM) | Nokia 7710 | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Removable) BP-5L |
| Battery capacity | 3000 mAh | 1300 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 8 hours | 12 hours |
| Standby | 100 hours (4.2 days) | 210 hours (8.8 days) |
➕ Other features | ||
| LG K40 (X420EM) | Nokia 7710 | |
| Call control | Voice dialing, Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Moroccan Blue, Platinum Gray • 18:9 ratio FullVision display • LED notification • DTS-X Surround sound | • Colors: Silver • 128MB memory card included • Word, Excel, PowerPoint, PDF viewer • Java framework |
☢️ Radiation rate | ||
| LG K40 (X420EM) | Nokia 7710 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.22W/kg (head), 0.54W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.53W/kg (head) |