Discussions are now open! Start your own threads and share your thoughts with the community. Home Zen Mobile Phones You are here Updated : Mar 27, 2015, 4:07 AM Zen Mobile U4 Full Specifications Android 2.3 4.3-inch Single camera 1500 mAh 0.25GB · 0.512GB Be the first to review this phone I want it 0 users I have it 0 users I had it 0 users Deals $949 Popular Comparisons The Zen Mobile U4 is most commonly compared with these phones: Zen Mobile U4 vs Sony Ericsson Xperia X8 Zen Mobile U4 vs Apple iPhone 5 Zen Mobile U4 vs Samsung Galaxy S23 Zen Mobile U4 vs Xiaomi Mi Mix 4 Zen Mobile U4 vs Samsung Galaxy S10e Design Colors Black Display Size 4.3-inch Features Ambient light sensor, Proximity sensor Hardware Processor Single core1000 MHz GPU Yes RAM 0.25GB Internal storage 0.512GB Storage expansion microSDHC up to 32 GB OS Android (2.3) Battery Capacity 1500 mAh Type Li - Ion Camera Rear Single camera Main camera 3.2 MP Flash LED Video recording Yes Front 0.3 MP VGA Connectivity & Features Bluetooth Yes Wi-Fi 802.11 b,g USB microUSB, USB 2.0 Location GPS, A-GPS Sensors Accelerometer, Compass Other Tethering, Computer sync, OTA sync Multimedia Headphones 3.5mm jack Speakers Earpiece, Loudspeaker Features Album art cover, Background playback Radio FM Cellular Dual SIM Yes Phone Features Notifications Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone Other features Voice dialing, Voice commands, Voice recording Despite our efforts to provide full and correct Zen Mobile U4 specifications, there is always a possibility of admitting a mistake. If you see any wrong or incomplete data, please LET US KNOW. If you are interested in using our specs commercially, check out our Phone specs database licensing page. Latest News 2025 is the year Apple silently admits its mistakes Samsung announces Galaxy Watch upgrades for better sleep, fitness, and recovery Here are some official details on the five (!) OnePlus devices slated for a July 8 launch At $150 off, the Galaxy Tab S10+ is just too good to pass up Well… just about everything leaked for the next phone from Xiaomi's sub-brand Poco Meta's suing an AI app you've probably seen – and wish you hadn't Popular stories T-Mobile delists Go5G plans from its retail system and introduces bizarre new policy A trio of new features is coming to Google Messages although one might already be here The tablet that makes the iPad Pro M4 look overpriced From Bugs to Brilliance: The Real Story of the OnePlus 13 (after six months) Brilliant Walmart promo makes the Galaxy Tab S10 Ultra too tempting to ignore Samsung Galaxy Z Fold 7’s nemesis arrives later this month to heat up competition