Lenovo S650 vs LG X400 (K121K)
Side by side comparison between Lenovo S650 vs LG X400 phones, differences, pros, cons and full specifications. What's the better?
,
4.7"
IPS
IPS
540x960
8
MP
MP
0.3mp
1GB
RAM
RAM
Quad-core
2000
mAh
mAh
(Removable)
vs
5.3"
IPS
IPS
720x1280
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
2800
mAh
mAh
(Removable)
What's the better phone? LG X400 (K121K)
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 
20 Advantages | 23 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus |
| HDR photo only main camera |
| Full HD (1920x1080) |
| +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 | ||
| Lenovo S650 | LG X400 (K121K) | |
| Change model | ||
| Model | Lenovo S650 | X400 (K121K) |
| Other model names | Lenovo S650 Dual Sim, Lenovo IdeaPhone S650 VIBE Dual Sim | KT LG X400, LGM-K121K, LGMK121K (Korea Telecom) |
| Country or region available | feature not registered |  South Korea |
| Brand | Lenovo | LG |
| Release date | 12/13/2013 | 2/1/2017 |
| Depth | 8.8 millimeters (0.35 inches) | 8 millimeters (0.31 inches) |
| Size (width x height) | 69.8 x 138 millimeters (2.75 x 5.43 in) | 75.29 x 148.7 millimeters (2.96 x 5.85 in) |
| Weight | 126 grams (4.41 ounces) | 142 grams (4.97 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Lenovo S650 | LG X400 (K121K) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 4.7" inches | 5.3" inches |
| Screen-to-body ratio | ~63.2% (screen-to-body ratio) | ~69.2% (screen-to-body ratio) |
| Display resolution | 540x960 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch 5-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 234 PPI | 277 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 | ||
| Lenovo S650 | LG X400 (K121K) | |
| System version | Android 4.2.2 Jelly Bean | Android 7.0 Nougat |
| Firmware update | feature not registered | Android 8.0 Oreo |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Lenovo S650 | LG X400 (K121K) | |
| Chipset | 32bit: MediaTek MT6582M | 64bit: MediaTek MT6750 (28nm) |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) | Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | ARM Mali-400 MP2 | ARM Mali-T860 MP2 520Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Lenovo S650 | LG X400 (K121K) | |
| RAM memory | 1GB LPDDR2 | 2GB LPDDR3 |
| Internal storage | 8GB (5.49GB available) | 32GB (22GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Lenovo S650 | LG X400 (K121K) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Tri-Band 900/1800/1900 | Tri-Band 900/1800/1900 |
| Primary 2G network | GSM 900/1800/1900 | GSM 900/1800/1900 |
| Primary 3G network | UMTS 900/2100 | UMTS 2100 |
| Primary 4G network | Not supported | LTE Cat6 850/900/1800/2100/2600 (Bands 1,3,5,7,8) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| Secondary 2G network | GSM 900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE, UMTS | Not supported |
📷 Camera | ||
| Lenovo S650 | LG X400 (K121K) | |
| Back camera (main camera) | 8 megapixels | 13 megapixels |
| Main camera resolution | 3264x2448 pixels | 4160x3120 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1.12µm pixel |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | 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 only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Lenovo S650 | LG X400 (K121K) | |
| Front camera (secondary) | 0.3 megapixels | 5 megapixels |
| Front camera resolution | 640x480 pixels | 2560x1920 pixels |
| Video recording (secondary) | VGA (640x480) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.4 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/5" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Lenovo S650 | LG X400 (K121K) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM (RDS) |
| TV | Not supported | Digital TV |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Lenovo S650 | LG X400 (K121K) | |
| 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 | 3.0 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Lenovo S650 | LG X400 (K121K) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Lenovo S650 | LG X400 (K121K) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 2000 mAh | 2800 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 8 hours | 9 hours |
| Standby | feature not registered | 390 hours (16.3 days) |
➕ Other features | ||
| Lenovo S650 | LG X400 (K121K) | |
| 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: Silver, White • OpenGL ES 2.0 • WiFi hotspot • Java framework | • Colors: Black, Gold • 2.5D Arc Glass screen • LG UX 5.0 • Wide-angle 120° front camera • KnockOn, Knock Code • DMB-TV (Korea) |
☢️ Radiation rate | ||
| Lenovo S650 | LG X400 (K121K) | |
| 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 |