Acer Liquid Z4 (Z140) vs BlackBerry Bold Touch 9900 4G
Side by side comparison between Acer Liquid Z4 vs BlackBerry Bold Touch 9900 4G 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!
10 Advantages 
6 Advantages | 19 Common items in both devices |
| Until 32GB microSD, microSDHC |
| TFT LCD |
| 16 million |
| (back) 5MP |
| LED flash |
| Only digital zoom |
| HD (1280x720) |
| +12 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) | BlackBerry Bold Touch 9900 4G | |
| Model | Liquid Z4 (Z140) | Bold Touch 9900 4G |
| Other model names | Acer Liquid Z140, Acer Liquid Z4 Single-Sim HM.HEQEE.008 | T-Mobile BlackBerry Bold Touch 9900 4G |
| Country or region available |  (Global, International) | feature not registered |
| Brand | Acer | BlackBerry |
| Release date | 4/1/2014 | 9/1/2011 |
| Depth | 9.7 millimeters (0.38 inches) | 10.5 millimeters (0.41 inches) |
| Size (width x height) | 64 x 124 millimeters (2.52 x 4.88 in) | 66 x 115 millimeters (2.6 x 4.53 in) |
| Weight | 122 grams (4.27 ounces) | 130 grams (4.55 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Acer Liquid Z4 (Z140) | BlackBerry Bold Touch 9900 4G | |
| Display type | TFT LCD | TFT LCD |
| Screen size | 4" inches | 2.8" inches |
| Screen-to-body ratio | ~57.4% (screen-to-body ratio) | ~32% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 640x480 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 233 PPI | 286 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) | BlackBerry Bold Touch 9900 4G | |
| System version | Android 4.2.2 Jelly Bean | BlackBerry OS 7.0 |
| Firmware update | feature not registered | BlackBerry OS 7.1 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Acer Liquid Z4 (Z140) | BlackBerry Bold Touch 9900 4G | |
| Chipset | 32bit: MediaTek MT6572 (28nm) | 32bit: Qualcomm Snapdragon MSM8255T |
| CPU | Dual-core, 1 processor: 2x 1.3GHz ARM Cortex-A7 (Dual-core) | Single-core, 1 processor: 1x 1.2GHz Scorpion (Single-core) |
| GPU graphical controller | ARM Mali-400 MP1 | Qualcomm Adreno 205 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Acer Liquid Z4 (Z140) | BlackBerry Bold Touch 9900 4G | |
| RAM memory | 512MB LPDDR2 | 768MB LPDDR2 |
| Internal storage | 4GB (2GB available) | 8GB (6.54GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Acer Liquid Z4 (Z140) | BlackBerry Bold Touch 9900 4G | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 14.4/5.76 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 900/1700/2100 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Acer Liquid Z4 (Z140) | BlackBerry Bold Touch 9900 4G | |
| Back camera (main camera) | 5 megapixels | 5 megapixels |
| Main camera resolution | 2592x1944 pixels | 2560x1920 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | HD (1280x720) 30 fps |
| Flash | LED flash | LED flash |
| 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 | Not supported |
| Touch focus | Supported | feature not registered |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Not supported | feature not registered |
| HDR | HDR photo only main camera | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Acer Liquid Z4 (Z140) | BlackBerry Bold Touch 9900 4G | |
| 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) | BlackBerry Bold Touch 9900 4G | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, WMV, H.263, H.264 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, eAAC+, WMA |
🔌 Connectivity | ||
| Acer Liquid Z4 (Z140) | BlackBerry Bold Touch 9900 4G | |
| 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 | 2.1 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging |
| NFC | Not supported | Supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Acer Liquid Z4 (Z140) | BlackBerry Bold Touch 9900 4G | |
| Sensors | Accelerometer Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Acer Liquid Z4 (Z140) | BlackBerry Bold Touch 9900 4G | |
| Battery type | Li-Ion: lithium-ion (Removable) BAT-611 | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 1630 mAh | 1230 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 4 hours | 5.9 hours |
| Standby | 250 hours (10.4 days) | 307 hours (12.8 days) |
➕ Other features | ||
| Acer Liquid Z4 (Z140) | BlackBerry Bold Touch 9900 4G | |
| Call control | Voice dialing, Voice recorder | 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 | Not supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML | feature not registered |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Fixed QWERTY keyboard |
| Miscellaneous | • Colors: Black, White • WiFi hotspot | • Colors: Black, White • Optical trackpad • OpenGL 2.0 • Wi-Fi Mobile Hotspot • LBS • UMA • Java framework |
☢️ Radiation rate | ||
| Acer Liquid Z4 (Z140) | BlackBerry Bold Touch 9900 4G | |
| 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 |