Lenovo S939 vs Acer Liquid S1 Duo (S510)
Side by side comparison between Lenovo S939 vs Acer Liquid S1 phones, differences, pros, cons and full specifications. What's the better?
,
6"
IPS
IPS
720x1280
8
MP
MP
1.6mp
1GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Removable)
vs
5.7"
TFT
TFT
720x1280
8
MP
MP
2mp
1GB
RAM
RAM
Quad-core
2400
mAh
mAh
(Removable)
What's the better phone? Acer Liquid S1 Duo (S510)
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!
8 Advantages 
9 Advantages | 27 Common items in both devices |
| Until 32GB microSD, microSDHC |
| 16 million |
| 720x1280 pixels |
| (back) 8MP |
| LED flash |
| Only digital zoom |
| Autofocus |
| +20 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 | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| Change model | ||
| Model | Lenovo S939 | Liquid S1 Duo (S510) |
| Other model names | Lenovo IdeaPhone S939 Dual-sim | Acer Liquid S1 S510, Acer Liquid S1 Dual-Sim HM.HDTAA.001 |
| Country or region available | feature not registered |    (Global, International), Canada, USA |
| Brand | Lenovo | Acer |
| Release date | 5/1/2014 | 8/1/2013 |
| Depth | 8.7 millimeters (0.34 inches) | 9.6 millimeters (0.38 inches) |
| Size (width x height) | 84 x 159 millimeters (3.31 x 6.26 in) | 83 x 163 millimeters (3.27 x 6.42 in) |
| Weight | 172 grams (6.02 ounces) | 195 grams (6.83 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 6" inches | 5.7" inches |
| Screen-to-body ratio | ~74.3% (screen-to-body ratio) | ~66.2% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch 5-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 245 PPI | 258 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| System version | Android 4.2.2 Jelly Bean | Android 4.2.2 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| Chipset | 32bit: MediaTek MT6592 | 32bit: MediaTek MT6589T Turbo (28nm) |
| CPU | Octa-core, 1 processor: 8x 1.7GHz ARM Cortex-A7 (Octa-core) | Quad-core, 1 processor: 4x 1.5GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | ARM Mali-450 MP4 | PowerVR SXG544 MP2 357Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| RAM memory | 1GB LPDDR3 | 1GB LPDDR2 |
| Internal storage | 8GB (4.29GB available) | 8GB (5.59GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| 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) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 7.2/5.76 Mbps | 42/5.76 Mbps |
| Network technology | 2G, 3G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Tri-Band 900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 900/2100 | UMTS 900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | GSM 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 | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| Back camera (main camera) | 8 megapixels | 8 megapixels |
| Main camera resolution | 3264x2448 pixels | 3264x2448 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| 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 | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| Front camera (secondary) | 1.6 megapixels | 2 megapixels |
| Front camera resolution | 1472x1104 pixels | 1600x1200 pixels |
| Video recording (secondary) | HD (1280x720) | HD (1280x720) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | 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 | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, AAC |
🔌 Connectivity | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 3.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| Battery type | LiPo: li-ion polymer (Removable) | LiPo: li-ion polymer (Removable) BAT-E10 |
| Battery capacity | 3000 mAh | 2400 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | 11 hours |
| Standby | feature not registered | 450 hours (18.8 days) |
➕ Other features | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| Call control | Voice dialing, Voice recorder | 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 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Dark Gray • Dolby Digital sound • WiFi hotspot Java framework | • Colors: White, Black • DTS sound • Acer Float UI • WiFi hotspot |
☢️ Radiation rate | ||
| Lenovo S939 | Acer Liquid S1 Duo (S510) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.44W/kg (head), 0.41W/kg (body) |