Asus Zenfone 3 (5.2 ZE520KL 32GB) vs LG Viper 4G LTE (LS840)
Side by side comparison between Asus Zenfone 3 vs LG Viper 4G LTE phones, differences, pros, cons and full specifications. What's the better?
,
5.2"
IPS+
IPS+
1080x1920
16
MP
MP
8mp
3GB
RAM
RAM
Octa-core
2650
mAh
mAh
(Non removable)
vs
What's the better phone? Asus Zenfone 3 (5.2 ZE520KL 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!
25 Advantages 
4 Advantages | 15 Common items in both devices |
| TFT Super IPS+ / TFT NOVA IPS |
| 16 million |
| Only digital zoom |
| LDAF/PDAF: laser/phase detection autofocus / Autofocus |
| 4G LTE |
| Capacitive |
| Multitouch |
| +8 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 | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | LG Viper 4G LTE (LS840) | |
| Model | Zenfone 3 (5.2 ZE520KL 32GB) | Viper 4G LTE (LS840) |
| Other model names | Zenfone 3 ZE520KL 3GB/32GB 5.2" Dual-SIM | Sprint LG Viper LS840 CDMA + LTE |
| Country or region available |      (Global, International), Brazil, China, Philippines, India |  USA |
| Brand | Asus | LG |
| Release date | 7/12/2016 | 4/22/2012 |
| Depth | 7.7 millimeters (0.3 inches) | 11.7 millimeters (0.46 inches) |
| Size (width x height) | 73.98 x 146.87 millimeters (2.91 x 5.78 in) | 62 x 116.6 millimeters (2.44 x 4.59 in) |
| Weight | 144 grams (5.04 ounces) | 142 grams (4.97 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | LG Viper 4G LTE (LS840) | |
| Display type | TFT Super IPS+ | TFT NOVA IPS |
| Screen size | 5.2" inches | 4" inches |
| Screen-to-body ratio | ~68.6% (screen-to-body ratio) | ~63% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels (16:9) | 480x800 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 424 PPI | 233 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass |
| Refresh rate | 60Hz | feature not registered |
| Display features | 2.5D glass | feature not registered |
🤖 Operating System | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | LG Viper 4G LTE (LS840) | |
| System version | Android 6.0.1 Marshmallow | Android 2.3.6 Gingerbread |
| Firmware update | Android 8.0 Oreo | feature not registered |
| User Interface | ZenUI 3.0 | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | LG Viper 4G LTE (LS840) | |
| Chipset | 64bit: Qualcomm Snapdragon 625 (MSM8953) (14nm) | 32bit: Qualcomm Snapdragon MSM8660 |
| CPU | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core) | Dual-core, 1 processor: 2x 1.2GHz Scorpion (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 506 (650MHz) | Qualcomm Adreno 220 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | LG Viper 4G LTE (LS840) | |
| RAM memory | 3GB LPDDR3 | 1GB LPDDR2 |
| Internal storage | 32GB (24GB available) eMMC 5.1 | 4GB (1.68GB available) |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | LG Viper 4G LTE (LS840) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 150/50 Mbps | 75/25 Mbps |
| Network technology | 2G, 3G, 4G | 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 | Global: UMTS 850/900/1900/2100 India: UMTS 850/900/2100 Brazil: UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO |
| Primary 4G network | LTE Cat4 Global: LTE (1, 2, 3, 5, 7, 8, 20) India: LTE (1, 3, 5, 8) TD-LTE (40) Brazil: LTE (1, 2, 3, 4, 5, 7, 8, 17, 28) | LTE 1900 |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | CDMA2000 EV-DO Rev A, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Global: UMTS 850/900/1900/2100 India: UMTS 850/900/2100 Brazil: UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | Not supported |
📷 Camera | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | LG Viper 4G LTE (LS840) | |
| Back camera (main camera) | 16 megapixels | 5 megapixels |
| Main camera resolution | 4608x3456 pixels | 2560x1920 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 24 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | LDAF/PDAF: laser/phase detection autofocus | Autofocus |
| Touch focus | Supported | Not supported |
| Image stabilization | OIS (4-axis): Optical stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | Not supported |
| Camera extras | 4K@30fps 1080p@30/60fps | feature not registered |
📸 Front camera | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | LG Viper 4G LTE (LS840) | |
| Front camera (secondary) | 8 megapixels | 0.3 megapixels |
| Front camera resolution | 3264x2448 pixels | 640x480 pixels |
| Video recording (secondary) | Full HD (1920x1080) | VGA (640x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| 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 | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | LG Viper 4G LTE (LS840) | |
| Loudspeaker | Mono sound (not stereo) 24-bit/192kHz | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | 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 | 4.2 + A2DP | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging |
| NFC | Not supported | Supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | LG Viper 4G LTE (LS840) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | LG Viper 4G LTE (LS840) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) BL-44JS |
| Battery capacity | 2650 mAh | 1700 mAh |
| Charger, watts | 10W (5V/2A) Wired charging | 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 | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | 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: Sapphire Black, Moonlight White, Shimmer Gold | • Colors: Black • 4GB microSD included • Java framework |
☢️ Radiation rate | ||
| Asus Zenfone 3 (5.2 ZE520KL 32GB) | 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 |