Xiaomi Poco X4 GT (128GB) vs LG Viper 4G LTE (LS840)
Side by side comparison between Xiaomi Poco X4 GT vs LG Viper 4G LTE phones, differences, pros, cons and full specifications. What's the better?
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6.6"
IPS
IPS
1080x2460
64
MP
MP
16mp
8GB
RAM
RAM
Octa-core
5080
mAh
mAh
(Non removable)
vs
What's the better phone? Xiaomi Poco X4 GT (128GB)
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!
16 Common items in both devices |
TFT IPS LCD / TFT NOVA IPS |
16 million |
LED flash |
Only digital zoom |
PDAF: phase detection autofocus / Autofocus |
Capacitive |
Multitouch |
+9 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 | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
Model | Poco X4 GT (128GB) | Viper 4G LTE (LS840) |
Other model names | POCO X4 GT 5G (8GB RAM) | Sprint LG Viper LS840 CDMA + LTE |
Country or region available | (Global, International) | USA |
Brand | Xiaomi | LG |
Release date | 6/27/2022, Announced: 6/23/2022 | 4/22/2012 |
Depth | 8.9 millimeters (0.35 inches) | 11.7 millimeters (0.46 inches) |
Size (width x height) | 74.29 x 163.64 millimeters (2.92 x 6.44 in) | 62 x 116.6 millimeters (2.44 x 4.59 in) |
Weight | 200 grams (7 ounces) | 142 grams (4.97 ounces) |
Build, materials | Plastic body, glass front | feature not registered |
Protection against water and others | Not supported | Not supported |
📲 Display | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
Display type | TFT IPS LCD | TFT NOVA IPS |
Screen size | 6.6" inches | 4" inches |
Screen-to-body ratio | ~85.1% (screen-to-body ratio) | ~63% (screen-to-body ratio) |
Display resolution | 1080x2460 pixels (20.5:9) | 480x800 pixels |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 407 PPI | 233 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass |
Refresh rate | 144Hz | feature not registered |
Display features | 500nits[typ] Dolby Vision/HDR10 DCI-P3 | feature not registered |
🤖 Operating System | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
System version | Android 12 | Android 2.3.6 Gingerbread |
Firmware update | feature not registered | feature not registered |
User Interface | MIUI 13 | feature not registered |
⚙️ Processor | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
Chipset | 64bit: MediaTek Dimensity 8100 (5nm) | 32bit: Qualcomm Snapdragon MSM8660 |
CPU | Octa-core, 2 processors: 4x 2.85GHz ARM Cortex-A78 (Quad-core) 4x 2GHz ARM Cortex-A55 (Quad-core) | Dual-core, 1 processor: 2x 1.2GHz Scorpion (Dual-core) |
GPU graphical controller | ARM Mali-G610 MC6 | Qualcomm Adreno 220 |
Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
RAM memory | 8GB LPDDR5 | 1GB LPDDR2 |
Internal storage | 128GB (101GB available) UFS 3.1 | 4GB (1.68GB available) |
External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
Maximum Download / Upload | 2000/1024 Mbps | 75/25 Mbps |
Network technology | 2G, 3G, 4G, 5G | 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 850/900/1700/1900/2100 | CDMA2000 1xEV-DO |
Primary 4G network | LTE Cat13 (1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41) TD-LTE (38, 40, 41) VoLTE | LTE 1900 |
Primary 5G network | Global version: SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78) India version: SA/NSA (1, 3, 5, 8, 28, 38, 40, 41, 77, 78) | Not supported |
Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | CDMA2000 EV-DO Rev A, LTE |
Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
Secondary 4G network | LTE Cat13 (1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41) TD-LTE (38, 40, 41) VoLTE | Not supported |
Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | Not supported |
📷 Camera | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
Back camera (main camera) | (triple camera) 64 megapixels 8MP ultrawide f/2.2120°1/4"1.12µm 2MP macro f/2.41.75µm | 5 megapixels |
Main camera resolution | 10120x6328 pixels | 2560x1920 pixels |
Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 24 fps |
Flash | LED flash | LED flash |
Focal aperture | f/1.9 (aperture) | feature not registered |
Focal length | feature not registered | feature not registered |
Sensor size | 1/1.72" inches | feature not registered |
Pixel size | 0.8µm pixel | feature not registered |
Autofocus | PDAF: phase detection autofocus | Autofocus |
Touch focus | Supported | Not supported |
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 | Supported | Not supported |
HDR | HDR photo on both cameras | Not supported |
Camera extras | 1080p@60fps | feature not registered |
📸 Front camera | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
Front camera (secondary) | 16 megapixels | 0.3 megapixels |
Front camera resolution | 4608x3456 pixels | 640x480 pixels |
Video recording (secondary) | Full HD (1920x1080) | VGA (640x480) |
Front flash | Not supported | Not supported |
Focal aperture | f/2.5 (aperture) | feature not registered |
Focal length | feature not registered | feature not registered |
Sensor size | 1/3.06" inches | feature not registered |
Pixel size | 1µm pixel | feature not registered |
🔉 Sound and multimedia | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
Loudspeaker | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos | Supported |
Active noise cancellation | 2 microphones or more | Not supported |
Radio | Not supported | Not supported |
TV | Not supported | Not supported |
Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263, WMV |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
Audio output | 3.5mm jack | 3.5mm jack |
TV output | USB Type-C (reversible) | Not supported |
Bluetooth | 5.3 + A2DP/LE | 3.0 + A2DP |
WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
DLNA | Not supported | Supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging |
NFC | Supported | Supported |
Infrared port | Supported | feature not registered |
🧭 Sensors | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) BL-44JS |
Battery capacity | 5080 mAh | 1700 mAh |
Charger, watts | 67W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | Wired charging |
Inductive / wireless charging | Not supported | feature not registered |
Talk time autonomy | feature not registered | 4.8 hours |
Standby | feature not registered | 290 hours (12.1 days) |
➕ Other features | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), 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, Flash player |
Antenna | Internal antenna | Internal antenna |
Qwerty physical keyboard | Not supported | Not supported |
Miscellaneous | • Colors: Black, Blue, Silver • LiquidCool Technology 2.0 | • Colors: Black • 4GB microSD included • Java framework |
☢️ Radiation rate | ||
Xiaomi Poco X4 GT (128GB) | LG Viper 4G LTE (LS840) | |
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 |