Asus Zenfone 7 Pro (ZS671KS) vs Lenovo S820
Side by side comparison between Asus Zenfone 7 Pro vs Lenovo S820 phones, differences, pros, cons and full specifications. What's the better?
,
6.67"
AMOLED
AMOLED
1080x2400
64
MP
MP
64mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
4.7"
IPS
IPS
720x1280
12.6
MP
MP
2mp
1GB
RAM
RAM
Quad-core
2000
mAh
mAh
(Removable)
What's the better phone? Asus Zenfone 7 Pro (ZS671KS)
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!
27 Advantages 
5 Advantages | 12 Common items in both devices |
| 16 million |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Proximity sensor |
| +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 | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| Change model | ||
| Model | Zenfone 7 Pro (ZS671KS) | Lenovo S820 |
| Other model names | Asus Zenfone 7 Pro ZS671KS, ASUS_I002DD | Lenovo S820 Dual Sim, Lenovo IdeaPhone S820, LePhone S820 |
| Country or region available |  (Global, International) | feature not registered |
| Brand | Asus | Lenovo |
| Release date | 9/1/2020, Announced: 8/26/2020 | 5/1/2013 |
| Depth | 9.6 millimeters (0.38 inches) | 8.95 millimeters (0.35 inches) |
| Size (width x height) | 77.3 x 165.1 millimeters (3.04 x 6.5 in) | 69.7 x 139.5 millimeters (2.74 x 5.49 in) |
| Weight | 235 grams (8.23 ounces) | 143 grams (5.01 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 6.67" inches | 4.7" inches |
| Screen-to-body ratio | ~84.2% (screen-to-body ratio) | ~62.6% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 4-points |
| Pixel density (dot pitch) | 395 PPI | 312 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 6 | Gorilla Glass |
| Refresh rate | 90Hz | feature not registered |
| Display features | 700nits[peak] HDR10+ | feature not registered |
🤖 Operating System | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| System version | Android 10 | Android 4.2.1 Jelly Bean |
| Firmware update | Android 12 | feature not registered |
| User Interface | ZenUI 8 | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| Chipset | 64bit: Qualcomm Snapdragon 865+ (SM8250-AB) (7nm) | 32bit: MediaTek MT6589W |
| CPU | Octa-core, 3 processors: 1x 3.09GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 650 (250-646MHz) | PowerVR SGX544 |
| Performance (benchmark) | AnTuTu: 602934 (v8) Geekbench: 3302 (v5.1) GFXBench: 46fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| RAM memory | 8GB LPDDR5 | 1GB LPDDR2 |
| Internal storage | 256GB (222GB available) UFS 3.1 | 4GB (2GB available) |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated 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) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 7.2/5.76 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Tri-Band 900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM Asia: 900/1800/1900 - America: 850/1800/1900 |
| Primary 3G network | UMTS 800/850/900/1700/1900/2100 | UMTS Asia: 900/2100 - America: 850/1900 |
| Primary 4G network | LTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29) TD-LTE (38, 39, 40, 41) VoLTE | Not supported |
| Primary 5G network | SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM Asia: 900/1800/1900 - America: 850/1800/1900 |
| Secondary 3G network | UMTS 800/850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29) TD-LTE (38, 39, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE |
📷 Camera | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| Back camera (main camera) | (triple camera) 64 megapixels 12MP ultrawide f/2.2113°17mm1/2.55"1.4µmPDAF 8MP telephoto f/2.480mmPDAFOIS3x-optical-zoom | 12.6 megapixels |
| Main camera resolution | 10120x6328 pixels | 4096x3072 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 26mm lens | 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 | Supported |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo only main camera |
| Camera extras | 4K@120fps 1080p@240fps 720p@480fps | feature not registered |
📸 Front camera | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| Front camera (secondary) | Uses the back motorized camera (flip-up/rotating) | 2 megapixels |
| Front camera resolution | 10120x6328 pixels | 1600x1200 pixels |
| Video recording (secondary) | 8K UHD (7680x4320) | VGA (640x480) |
| Front flash | Dual-LED flash | Not supported |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/1.72" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| Loudspeaker | Stereo sound 24-bit/192kHz | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM |
| 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 | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C jack with 3.5mm jack adapter | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.1 + A2DP/LE | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC | A-GPS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Removable) |
| Battery capacity | 5000 mAh | 2000 mAh |
| Charger, watts | 30W Wired fast charging Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0 | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 10 hours |
| Standby | feature not registered | 140 hours (5.8 days) |
➕ Other features | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| 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: Aurora Black, Pastel White • Silicon case included | • Colors: Red • Lenovo UI • Corning Curved Glass • OpenGL ES 2.0 • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
| Asus Zenfone 7 Pro (ZS671KS) | Lenovo S820 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.539W/kg (head) |