LG K40 (X420EM) vs ZTE Force N9100
Side by side comparison between LG K40 vs ZTE Force N9100 phones, differences, pros, cons and full specifications. What's the better?
,
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!
21 Advantages 
4 Advantages | 18 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| 4G LTE-A / 4G LTE |
| Capacitive |
| Multitouch |
| +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 K40 (X420EM) | ZTE Force N9100 | |
| Model | K40 (X420EM) | Force N9100 |
| Other model names | LG K40 LMX420EM NFC Single-sim, LM-X420EM, LG-LMX420EM | Sprint Force, Sprint ZTE Force N9100, ZTE Aurora |
| Country or region available |  (Europe) | feature not registered |
| Brand | LG | ZTE |
| Release date | 3/31/2019 | 3/1/2013 |
| Depth | 8.3 millimeters (0.33 inches) | 11.9 millimeters (0.47 inches) |
| Size (width x height) | 71.9 x 153 millimeters (2.83 x 6.02 in) | 64.5 x 124 millimeters (2.54 x 4.88 in) |
| Weight | 145 grams (5.08 ounces) | 153 grams (5.36 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| 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) | ZTE Force N9100 | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.7" inches | 4" inches |
| Screen-to-body ratio | ~76.2% (screen-to-body ratio) | ~56.9% (screen-to-body ratio) |
| Display resolution | 720x1440 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 282 PPI | 233 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Scratch-resistant glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| LG K40 (X420EM) | ZTE Force N9100 | |
| System version | Android 8.1 Oreo | Android 4.0.4 Ice Cream Sandwich ICS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG K40 (X420EM) | ZTE Force N9100 | |
| Chipset | 64bit: MediaTek Helio P22 (MT6762) (12nm) | 32bit: Qualcomm Snapdragon S4 Plus MSM8960 |
| CPU | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) | Dual-core, 1 processor: 2x 1.5GHz Krait (Dual-core) |
| GPU graphical controller | PowerVR GE8320 (650MHz) | Qualcomm Adreno 225 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG K40 (X420EM) | ZTE Force N9100 | |
| RAM memory | 2GB LPDDR3 | 1GB LPDDR2 |
| Internal storage | 32GB (20GB available) eMMC 5.1 | 4GB (2.29GB available) |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG K40 (X420EM) | ZTE Force N9100 | |
| 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 | 100/50 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 | Not supported |
| Primary 2G network | GSM 850/900/1800/1900 | CDMA 800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO |
| Primary 4G network | LTE Cat6 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 38) | LTE 1900 |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | CDMA2000 EV-DO Rev A, LTE |
| 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) | ZTE Force N9100 | |
| Back camera (main camera) | 16 megapixels | 5 megapixels |
| Main camera resolution | 4608x3456 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | HD (1280x720) 30 fps |
| Flash | LED flash on both cameras | LED flash |
| 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 | Autofocus |
| Touch focus | Supported | feature not registered |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Not supported | feature not registered |
| HDR | HDR photo on both cameras | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG K40 (X420EM) | ZTE Force N9100 | |
| Front camera (secondary) | 8 megapixels | 1 megapixels |
| Front camera resolution | 3264x2448 pixels | 1280x720 pixels |
| Video recording (secondary) | Full HD (1920x1080) | VGA (640x480) |
| 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) | ZTE Force N9100 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| LG K40 (X420EM) | ZTE Force N9100 | |
| 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 | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Supported | feature not registered |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Supported | Supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| LG K40 (X420EM) | ZTE Force N9100 | |
| Sensors | Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K40 (X420EM) | ZTE Force N9100 | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3000 mAh | 1730 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 8 hours | 9 hours |
| Standby | 100 hours (4.2 days) | 233.3 hours (9.7 days) |
➕ Other features | ||
| LG K40 (X420EM) | ZTE Force N9100 | |
| Call control | Voice dialing, Voice recorder | 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: Black, Moroccan Blue, Platinum Gray • 18:9 ratio FullVision display • LED notification • DTS-X Surround sound | • Colors: Black • USB On-The-Go 1.3 • HAC M4/T3 Java framework |
☢️ Radiation rate | ||
| LG K40 (X420EM) | ZTE Force N9100 | |
| 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 |