LG Optimus U (US670) vs Acer Liquid Z Duo (Z110)
Side by side comparison between LG Optimus U vs Acer Liquid Z phones, differences, pros, cons and full specifications. What's the better?
,
3.2"
TFT
TFT
320x480
3.1
MP
MP
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
vs
3.5"
TFT
TFT
320x480
3.1
MP
MP
512MB
RAM
RAM
Single-core
1300
mAh
mAh
(Removable)
What's the better phone? Acer Liquid Z Duo (Z110)
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!
5 Advantages 
12 Advantages | 18 Common items in both devices |
| 512MB / 512MB LPDDR |
| Until 32GB microSD, microSDHC |
| TFT LCD |
| 320x480 pixels |
| (back) 3.1MP |
| Only digital zoom |
| VGA (640x480) |
| +11 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 Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| Change model | ||
| Model | Optimus U (US670) | Liquid Z Duo (Z110) |
| Other model names | US Cellular LG Optimus U US670, LG US670 | Acer Liquid Z1 Z110 Dual-Sim |
| Country or region available |  USA |  (Global, International) |
| Brand | LG | Acer |
| Release date | 12/1/2010 | 10/1/2012 |
| Depth | 13.2 millimeters (0.52 inches) | 12.3 millimeters (0.48 inches) |
| Size (width x height) | 58.9 x 113.5 millimeters (2.32 x 4.47 in) | 61.5 x 110 millimeters (2.42 x 4.33 in) |
| Weight | 130 grams (4.55 ounces) | 100 grams (3.5 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 3.2" inches | 3.5" inches |
| Screen-to-body ratio | ~45.6% (screen-to-body ratio) | ~53.9% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 320x480 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 180 PPI | 165 PPI |
| Colors | 16 million | 260 thousand |
| 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 | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| System version | Android 2.2.2 Froyo | Android 2.3.7 Gingerbread |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| Chipset | 32bit: Qualcomm Snapdragon S1 MSM7627 | 32bit: MediaTek MT6575M (65nm) |
| CPU | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) | Single-core, 1 processor: 1x 1GHz ARM Cortex-A9 (Single-core) |
| GPU graphical controller | Qualcomm Adreno 200 | PowerVR SGX531 281Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| RAM memory | 512MB | 512MB LPDDR |
| Internal storage | 512MB (140MB available) | 4GB (2GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | Not supported | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 0.153 Mbps | 7.2 Mbps |
| Network technology | 2G, 3G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO | UMTS 900/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | CDMA2000 EV-DO Rev A | GPRS, EDGE, UMTS, HSDPA, HSUPA |
| 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 | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| Back camera (main camera) | 3.1 megapixels | 3.1 megapixels |
| Main camera resolution | 2048x1536 pixels | 2048x1536 pixels |
| Video recording (primary) | VGA (640x480) 15 fps | VGA (640x480) |
| 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 |
| Autofocus | Autofocus | Not supported |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | Not supported |
| BSI sensor | feature not registered | Not supported |
| HDR | feature not registered | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| 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 | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | feature not registered | Not supported |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, XviD, H.263, H.264, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 3.0 + A2DP |
| WiFi | 802.11 b/g [wifi3] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| Sensors | Accelerometer Compass Proximity sensor | Accelerometer Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| Battery type | Li-Ion: lithium-ion (Removable) LGIP-400N | LiPo: li-ion polymer (Removable) |
| Battery capacity | 1500 mAh | 1300 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 5 hours | 5 hours |
| Standby | 200 hours (8.3 days) | 450 hours (18.8 days) |
➕ Other features | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| 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 | 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: Blue • 2GB microSD included • LG 3Way Sync • HAC (M4/T4) • WiFi hotspot Java framework | • Colors: Black, White • SRS sound enhancement • Touch Focus Java framework |
☢️ Radiation rate | ||
| LG Optimus U (US670) | Acer Liquid Z Duo (Z110) | |
| 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 |