LG Viper 4G LTE (LS840) vs Asus Zenfone 7 (ZS670KS 128GB/6GB)
Side by side comparison between LG Viper 4G LTE vs Asus Zenfone 7 phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.67"
AMOLED
AMOLED
1080x2400
64
MP
MP
64mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Asus Zenfone 7 (ZS670KS 128GB/6GB)
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!
4 Advantages 
28 Advantages | 12 Common items in both devices |
| 16 million |
| Autofocus / PDAF: phase detection autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Compass |
| +5 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 Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| Change model | ||
| Model | Viper 4G LTE (LS840) | Zenfone 7 (ZS670KS 128GB/6GB) |
| Other model names | Sprint LG Viper LS840 CDMA + LTE | Asus Zenfone 7 ZS670KS, ASUS_I002D, I002D (6GB RAM) |
| Country or region available |  USA |  (Global, International) |
| Brand | LG | Asus |
| Release date | 4/22/2012 | 9/1/2020, Announced: 8/26/2020 |
| Depth | 11.7 millimeters (0.46 inches) | 9.6 millimeters (0.38 inches) |
| Size (width x height) | 62 x 116.6 millimeters (2.44 x 4.59 in) | 77.3 x 165.1 millimeters (3.04 x 6.5 in) |
| Weight | 142 grams (4.97 ounces) | 235 grams (8.23 ounces) |
| Build, materials | feature not registered | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| Display type | TFT NOVA IPS | Super AMOLED |
| Screen size | 4" inches | 6.67" inches |
| Screen-to-body ratio | ~63% (screen-to-body ratio) | ~84.2% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 233 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Gorilla Glass 6 |
| Refresh rate | feature not registered | 90Hz |
| Display features | feature not registered | 700nits[peak] HDR10+ |
🤖 Operating System | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| System version | Android 2.3.6 Gingerbread | Android 10 |
| Firmware update | feature not registered | Android 12 |
| User Interface | feature not registered | ZenUI 8 |
⚙️ Processor | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| Chipset | 32bit: Qualcomm Snapdragon MSM8660 | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) |
| CPU | Dual-core, 1 processor: 2x 1.2GHz Scorpion (Dual-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 220 | Qualcomm Adreno 650 (250-587MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| RAM memory | 1GB LPDDR2 | 6GB LPDDR5 |
| Internal storage | 4GB (1.68GB available) | 128GB (104GB available) UFS 3.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 75/25 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO | UMTS 800/850/900/1700/1900/2100 |
| Primary 4G network | LTE 1900 | LTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29) TD-LTE (38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78) |
| Primary data network | CDMA2000 EV-DO Rev A, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 800/850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29) TD-LTE (38, 39, 40, 41) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| Back camera (main camera) | 5 megapixels | (triple camera) 64 megapixels 12MP ultrawide f/2.2113°17mm1/2.55"1.4µmPDAF 8MP telephoto f/2.480mmPDAF3x-optical-zoom |
| Main camera resolution | 2560x1920 pixels | 10120x6328 pixels |
| Video recording (primary) | Full HD (1920x1080) 24 fps | 8K UHD (7680x4320) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | feature not registered | 1/1.72" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | Not supported | HDR photo/video on both cameras |
| Camera extras | feature not registered | 4K@120fps 1080p@240fps 720p@480fps |
📸 Front camera | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| Front camera (secondary) | 0.3 megapixels | Uses the back motorized camera (flip-up/rotating) |
| Front camera resolution | 640x480 pixels | 10120x6328 pixels |
| Video recording (secondary) | VGA (640x480) | 8K UHD (7680x4320) |
| Front flash | Not supported | Dual-LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | feature not registered | 1/1.72" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| Loudspeaker | Supported | Stereo sound 24-bit/192kHz |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C jack with 3.5mm jack adapter |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 3.0 + A2DP | 5.1 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| NFC | Supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) BL-44JS | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1700 mAh | 5000 mAh |
| Charger, watts | Wired charging | 30W Wired fast charging Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 4.8 hours | feature not registered |
| Standby | 290 hours (12.1 days) | feature not registered |
➕ Other features | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (Swype), 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, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • 4GB microSD included • Java framework | • Colors: Aurora Black, Pastel White • Silicon case included |
☢️ Radiation rate | ||
| LG Viper 4G LTE (LS840) | Asus Zenfone 7 (ZS670KS 128GB/6GB) | |
| 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 |