LG K71 (Q730BAW) vs Vivo S1 (V1831T)
Side by side comparison between LG K71 vs Vivo S1 phones, differences, pros, cons and full specifications. What's the better?
,
6.8"
IPS
IPS
1080x2460
48
MP
MP
32mp
4GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
vs
6.33"
IPS
IPS
1080x2340
12
MP
MP
25mp
6GB
RAM
RAM
Octa-core
3940
mAh
mAh
(Non removable)
What's the better phone? LG K71 (Q730BAW)
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!
10 Advantages 
8 Advantages | 34 Common items in both devices |
| 2.3GHz 64bit Octa-core (12nm) |
| 128GB (107GB available) / 128GB (108GB available) |
| eMMC 5.1 |
| TFT IPS LCD |
| 16 million |
| LED flash |
| Only digital zoom |
| +27 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 K71 (Q730BAW) | Vivo S1 (V1831T) | |
| Model | K71 (Q730BAW) | Vivo S1 (V1831T) |
| Other model names | LG K71 LMQ730BAW, LM-Q730BAW (Dual-SIM) | BBK vivo S1 (China) V1831 |
| Country or region available |    Brazil, Colombia, Ecuador |  China |
| Brand | LG | Vivo |
| Release date | 9/21/2020 | 4/1/2019 |
| Depth | 8.7 millimeters (0.34 inches) | 8.54 millimeters (0.34 inches) |
| Size (width x height) | 77.7 x 171.4 millimeters (3.06 x 6.75 in) | 75.93 x 161.97 millimeters (2.99 x 6.38 in) |
| Weight | 220 grams (7.7 ounces) | 190 grams (6.65 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | IP68 certified: dust/waterproof over 1.5 meters and 30min. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | Not supported |
📲 Display | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 6.8" inches | 6.33" inches |
| Screen-to-body ratio | ~82.5% (screen-to-body ratio) | ~80% (screen-to-body ratio) |
| Display resolution | 1080x2460 pixels (20.5:9) | 1080x2340 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 395 PPI | 407 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Cristal Dinorex (NEG) | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| System version | Android 10 | Android 9.0 Pie |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| Chipset | 64bit: MediaTek Helio P35 (MT6765) (12nm) | 64bit: MediaTek MT6771WT Helio P70 (12nm) |
| CPU | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 4x 2.1GHz ARM Cortex-A73 (Quad-core) 4x 2GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | PowerVR GE8320 MP2 (680MHz) | ARM Mali-G72 MP3 900Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| RAM memory | 4GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 128GB (107GB available) eMMC 5.1 | 128GB (108GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 300/50 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 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/2100 |
| Primary 4G network | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66) TD-LTE (38, 40) VoLTE | LTE Cat7 (Bands 1, 3, 5, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| Back camera (main camera) | (triple camera) 48 megapixels 5MP ultrawide f/2.2120°1/5"1.12μm 5MP depth f/2.480.6°1/5"1.12μm | (triple camera) 12 megapixels 8MP ultrawide f/2.2 5MP depth f/2.4 |
| Main camera resolution | 8000x6000 pixels | 4000x3000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 13mm (lens) |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection 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 on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| Front camera (secondary) | 32 megapixels | 25 megapixels |
| Front camera resolution | 6528x4896 pixels | 5760x4320 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.8" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO 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 | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| Sensors | Accelerometer Ambient light sensor Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| Battery type | LiPo: li-ion polymer (Non removable) BL-T48 | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4000 mAh | 3940 mAh |
| Charger, watts | 10W Wired charging | 18W Wired fast charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 19 hours | feature not registered |
| Standby | 700 hours (29.2 days) | feature not registered |
➕ Other features | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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: Titan, White • Stylus Pen • DTS:X 3D stereo sound • Google Assistant button • LG TONE Free is not included | • Colors: Ice black, Blue, Pink • 19.5:9 display ratio • Always On Display • FunTouch OS 9 • Motorized pop-up front camera |
☢️ Radiation rate | ||
| LG K71 (Q730BAW) | Vivo S1 (V1831T) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.74W/kg (head), 1.12W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |