BlackBerry Key2 (BBF100-2) vs LG K40 (X420EMW)
Side by side comparison between BlackBerry Key2 vs LG K40 phones, differences, pros, cons and full specifications. What's the better?
,
4.5"
IPS
IPS
1080x1620
12
MP
MP
8mp
6GB
RAM
RAM
Octa-core
3500
mAh
mAh
(Non removable)
vs
5.7"
IPS
IPS
720x1440
16
MP
MP
8mp
2GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better phone? BlackBerry Key2 (BBF100-2)
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!
18 Advantages 
8 Advantages | 23 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras |
| (front) 8MP |
| +16 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 | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| Model | Key2 (BBF100-2) | K40 (X420EMW) |
| Other model names | RIM BlackBerry KEYtwo | LG K40 LMX420EMW NFC Dual-sim, LM-X420EMW, LG-LMX420EMW |
| Country or region available |    (Latin America), Canada, USA |   (Global, International), (Europe) |
| Brand | BlackBerry | LG |
| Release date | 6/1/2018 | 3/31/2019 |
| Depth | 8.5 millimeters (0.33 inches) | 8.3 millimeters (0.33 inches) |
| Size (width x height) | 71.8 x 151.4 millimeters (2.83 x 5.96 in) | 71.9 x 153 millimeters (2.83 x 6.02 in) |
| Weight | 168 grams (5.88 ounces) | 145 grams (5.08 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | 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 | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 4.5" inches | 5.7" inches |
| Screen-to-body ratio | ~55.5% (screen-to-body ratio) | ~76.2% (screen-to-body ratio) |
| Display resolution | 1080x1620 pixels | 720x1440 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 433 PPI | 282 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| System version | Android 8.1 Oreo | Android 8.1 Oreo |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| Chipset | 64bit: Qualcomm Snapdragon 660 SDM660 (14nm) | 64bit: MediaTek Helio P22 (MT6762) (12nm) |
| CPU | Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 512 650Mhz | PowerVR GE8320 (650MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| RAM memory | 6GB LPDDR4 | 2GB LPDDR3 |
| Internal storage | 64GB (52GB available) | 32GB (20GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 600/75 Mbps | 300/50 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 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat11 (Bands 1,2,3,4,5,7,8,12,13,14,17,20,28,29,30,66) TD-LTE (Bands 38,39,40,41) | LTE Cat6 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 38) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| Back camera (main camera) | (dual camera) 12 megapixels 12MP f/2.61.0µm | 16 megapixels |
| Main camera resolution | 4000x3000 pixels | 4608x3456 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash on both cameras |
| Focal aperture | f/1.8 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.3" inches | 1/3" inches |
| Pixel size | 1.55µm pixel | 1µm pixel |
| Autofocus | PDAF: phase detection 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 | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| Front camera (secondary) | 8 megapixels | 8 megapixels |
| Front camera resolution | 3264x2448 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, DivX, XviD | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 3500 mAh | 3000 mAh |
| Charger, watts | Wired charging Quick Charge 3 | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 8 hours |
| Standby | feature not registered | 100 hours (4.2 days) |
➕ Other features | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| 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 | Fixed QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Black, Silver • DTEK system • LED notification • Fast battery charging: 50% in 36min | • Colors: Black, Moroccan Blue, Platinum Gray • 18:9 ratio FullVision display • LED notification • DTS-X Surround sound |
☢️ Radiation rate | ||
| BlackBerry Key2 (BBF100-2) | LG K40 (X420EMW) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.72W/kg (head), 1.68W/kg (body) | feature not registered |