LG X400 (K121L) vs Xiaomi Redmi Note 3 (MTK 32GB)
Side by side comparison between LG X400 vs Xiaomi Redmi Note 3 phones, differences, pros, cons and full specifications. What's the better?
,
5.3"
IPS
IPS
720x1280
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
2800
mAh
mAh
(Removable)
vs
5.5"
IPS
IPS
1080x1920
13
MP
MP
5mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi Note 3 (MTK 32GB)
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!
9 Advantages 
12 Advantages | 28 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| (back) 13MP |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo only main camera |
| +21 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 X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| Model | X400 (K121L) | Redmi Note 3 (MTK 32GB) |
| Other model names | LG U+ X400, LGM-K121L, LGMK121L (LG Uplus) | Redmi Note 3 (MediaTek Octa), Xiaomi Hongmi Note 3 (2015617) |
| Country or region available |  South Korea |  China |
| Brand | LG | Xiaomi |
| Release date | 2/1/2017 | 11/27/2015 |
| Depth | 8 millimeters (0.31 inches) | 8.7 millimeters (0.34 inches) |
| Size (width x height) | 75.29 x 148.7 millimeters (2.96 x 5.85 in) | 76 x 150 millimeters (2.99 x 5.91 in) |
| Weight | 142 grams (4.97 ounces) | 164 grams (5.74 ounces) |
| Build, materials | Plastic body, glass front | Aluminum body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.3" inches | 5.5" inches |
| Screen-to-body ratio | ~69.2% (screen-to-body ratio) | ~73.2% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 277 PPI | 401 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 | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| System version | Android 7.0 Nougat | Android 5.0.2 Lollipop |
| Firmware update | Android 8.0 Oreo | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| Chipset | 64bit: MediaTek MT6750 (28nm) | 64bit: MediaTek MT6795 Helio X10 (28nm) |
| CPU | Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core) |
| GPU graphical controller | ARM Mali-T860 MP2 520Mhz | PowerVR G6200 MP4 700Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| RAM memory | 2GB LPDDR3 | 3GB LPDDR3 |
| Internal storage | 32GB (22GB available) | 32GB (26GB available) eMMC 5.0 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 300/50 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G | 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 2100 | 2015611 version: UMTS 850/900/1900/2100 2015617 version: TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat6 850/900/1800/2100/2600 (Bands 1,3,5,7,8) VoLTE | LTE Cat4 2015611 version: TD-LTE (Bands 38, 39, 40, 41) 2015617 version: LTE (Bands 1, 3, 7) TD-LTE (Bands 38, 39, 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | Not supported | GSM 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 | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| Back camera (main camera) | 13 megapixels | 13 megapixels |
| Main camera resolution | 4160x3120 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
| Autofocus | 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 only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| Front camera (secondary) | 5 megapixels | 5 megapixels |
| Front camera resolution | 2560x1920 pixels | 2592x1944 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.4 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/5" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | FM (RDS) |
| TV | Digital TV | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 4.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2800 mAh | 4000 mAh |
| Charger, watts | Wired charging | 10W Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 9 hours | 25 hours (1 days) |
| Standby | 390 hours (16.3 days) | 264 hours (11 days) |
➕ Other features | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| 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: Black, Gold • 2.5D Arc Glass screen • LG UX 5.0 • Wide-angle 120° front camera • KnockOn, Knock Code • DMB-TV (Korea) | • Colors: Silver, Gray, Gold • Xiaomi MIUI 7.0 |
☢️ Radiation rate | ||
| LG X400 (K121L) | Redmi Note 3 (MTK 32GB) | |
| 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 |