Acer Liquid Z4 (Z140) vs Samsung Galaxy Ace Duos (GT-S6802)
Side by side comparison between Acer Liquid Z4 vs Samsung Galaxy Ace Duos phones, differences, pros, cons and full specifications. What's the better?
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What's the better phone? Acer Liquid Z4 (Z140)
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!
14 Advantages 
4 Advantages | 21 Common items in both devices |
| 512MB LPDDR2 / 512MB |
| Until 32GB microSD, microSDHC |
| 122 grams (4.27 ounces) |
| TFT LCD |
| 16 million |
| (back) 5MP |
| Only digital zoom |
| +14 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 | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| Model | Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) |
| Other model names | Acer Liquid Z140, Acer Liquid Z4 Single-Sim HM.HEQEE.008 | Samsung Galaxy Ace Duos S6802 Dual-Sim |
| Country or region available |  (Global, International) |    (Global, International), (Europe), Philippines, Hong Kong |
| Brand | Acer | Samsung |
| Release date | 4/1/2014 | 6/1/2012 |
| Depth | 9.7 millimeters (0.38 inches) | 11.5 millimeters (0.45 inches) |
| Size (width x height) | 64 x 124 millimeters (2.52 x 4.88 in) | 61.5 x 112.74 millimeters (2.42 x 4.44 in) |
| Weight | 122 grams (4.27 ounces) | 122 grams (4.27 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 4" inches | 3.5" inches |
| Screen-to-body ratio | ~57.4% (screen-to-body ratio) | ~52.6% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 320x480 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 233 PPI | 165 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 | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| System version | Android 4.2.2 Jelly Bean | Android 2.3.6 Gingerbread |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| Chipset | 32bit: MediaTek MT6572 (28nm) | 32bit: Broadcom BCM21553 (65nm) |
| CPU | Dual-core, 1 processor: 2x 1.3GHz ARM Cortex-A7 (Dual-core) | Single-core, 1 processor: 1x 832MHz ARM1136 (Single-core) |
| GPU graphical controller | ARM Mali-400 MP1 | VideoCore IV |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| RAM memory | 512MB LPDDR2 | 512MB |
| Internal storage | 4GB (2GB available) | 4GB (3GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 7.2 Mbps |
| Network technology | 2G, 3G | 2G, 3G |
| 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 | 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, HSPA+ | GPRS, EDGE, UMTS, HSDPA |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| Back camera (main camera) | 5 megapixels | 5 megapixels |
| Main camera resolution | 2592x1944 pixels | 2560x1920 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | VGA (640x480) 30 fps |
| Flash | LED flash | Not supported |
| Focal aperture | f/2.4 (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 | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| 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 only main camera | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| Front camera (secondary) | Not supported | Not supported |
| Front camera resolution | Not supported | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| 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 | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| 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 | 3.0 + 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 | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| Sensors | Accelerometer Proximity sensor | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| Battery type | Li-Ion: lithium-ion (Removable) BAT-611 | Li-Ion: lithium-ion (Removable) EB464358VU |
| Battery capacity | 1630 mAh | 1300 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 4 hours | 6.5 hours |
| Standby | 250 hours (10.4 days) | 410 hours (17.1 days) |
➕ Other features | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| 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 | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White • WiFi hotspot | • Colors: White, Black • Samsung TouchWiz UX UI • WiFi hotspot Java framework |
☢️ Radiation rate | ||
| Acer Liquid Z4 (Z140) | Galaxy Ace Duos (GT-S6802) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1W/kg (head), 0.84W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.648W/kg (head), 0.461W/kg (body) |