Nokia 6650 fold vs LG K40 (X420ZM)
Side by side comparison between Nokia 6650 fold vs LG K40 phones, differences, pros, cons and full specifications. What's the better?
,
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? LG K40 (X420ZM)
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!
2 Advantages 
24 Advantages | 8 Common items in both devices |
| 16 million |
| Only digital zoom |
| Hands-free calling |
| Vibrating alert |
| 3.5mm jack |
| FM |
| A-GPS / A-GPS, GeoTagging |
| + 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 | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| Change model | ||
| Model | 6650 fold | K40 (X420ZM) |
| Other model names | Nokia 6650 fold, Nokia 6650-2 clamshell | LG K40 LMX420ZM, LM-X420ZM, LG-LMX420ZM |
| Country or region available | feature not registered |  South Africa |
| Brand | Nokia | LG |
| Release date | 7/10/2008 | 3/31/2019 |
| Depth | 16.2 millimeters (0.64 inches) | 8.3 millimeters (0.33 inches) |
| Size (width x height) | 47.3 x 99.7 millimeters (1.86 x 3.93 in) | 71.9 x 153 millimeters (2.83 x 6.02 in) |
| Weight | 112 grams (3.92 ounces) | 150 grams (5.25 ounces) |
| Build, materials | feature not registered | 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 | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 2.2" inches | 5.7" inches |
| Screen-to-body ratio | ~32.3% (screen-to-body ratio) | ~76.2% (screen-to-body ratio) |
| Display resolution | 128x160 pixels | 720x1440 pixels |
| Touchscreen | Not supported | Capacitive Multitouch |
| Pixel density (dot pitch) | 93 PPI | 282 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| System version | Symbian 9.3 S60 3rd Edition Feature Pack 2 | Android 8.1 Oreo |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| Chipset | 32bit: ARM 1136JF-S | 64bit: MediaTek Helio P22 (MT6762) (12nm) |
| CPU | Single-core, 1 processor: 1x 369MHz ARM11 (Single-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | feature not registered | PowerVR GE8320 (650MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| RAM memory | 64MB SDRAM | 2GB LPDDR3 |
| Internal storage | 128MB (30MB available) | 32GB (20GB available) eMMC 5.1 |
| External storage | Until 8GB microSD (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3.6 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G | 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 850/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE Cat6 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 38, 40) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CSD, HSCSD, GPRS, EDGE, UMTS, HSDPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| 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 | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| Back camera (main camera) | 2 megapixels | 16 megapixels |
| Main camera resolution | 1600x1200 pixels | 4608x3456 pixels |
| Video recording (primary) | QVGA (320x240) 15 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash on both cameras |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1µm pixel |
| Autofocus | Not supported | PDAF: phase detection autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| Front camera (secondary) | Not supported | 8 megapixels |
| Front camera resolution | Not supported | 3264x2448 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| 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 | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, RV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, AAC+, RA | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.0 + A2DP | 5.0 + A2DP/LE |
| WiFi | Not supported | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| Sensors | Not supported | Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| Battery type | Li-Ion: lithium-ion (Removable) BP-4L | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 1500 mAh | 3000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 4 hours | 8 hours |
| Standby | 350 hours (14.6 days) | 100 hours (4.2 days) |
➕ Other features | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS, MMS, E-mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | feature not registered | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Silver, Black • UPnP • Java framework | • Colors: Black, Moroccan Blue, Platinum Gray • 18:9 ratio FullVision display • LED notification • DTS-X Surround sound |
☢️ Radiation rate | ||
| Nokia 6650 fold | LG K40 (X420ZM) | |
| 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 |