Quantum You 2 vs Acer Liquid Z4 (Z140)
Side by side comparison between Quantum You 2 vs Acer Liquid Z4 phones, differences, pros, cons and full specifications. What's the better?
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5.5"
IPS
IPS
720x1440
13
MP
MP
8mp
1GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Removable)
vs
What's the better phone? Quantum You 2
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!
20 Advantages 
2 Advantages | 16 Common items in both devices |
| Until 32GB microSD, microSDHC |
| 16 million |
| Only digital zoom |
| Autofocus |
| EIS: Digital stabilization |
| HDR photo only main camera |
| HD (1280x720) |
| +9 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 | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| Change model | ||
| Model | You 2 | Liquid Z4 (Z140) |
| Other model names | Positivo Quantum You 2 QE83 (Android Go) | Acer Liquid Z140, Acer Liquid Z4 Single-Sim HM.HEQEE.008 |
| Country or region available |  Brazil |  (Global, International) |
| Brand | Quantum | Acer |
| Release date | 7/1/2018 | 4/1/2014 |
| Depth | 10 millimeters (0.39 inches) | 9.7 millimeters (0.38 inches) |
| Size (width x height) | 72 x 148 millimeters (2.83 x 5.83 in) | 64 x 124 millimeters (2.52 x 4.88 in) |
| Weight | 150 grams (5.25 ounces) | 122 grams (4.27 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 5.5" inches | 4" inches |
| Screen-to-body ratio | ~73.3% (screen-to-body ratio) | ~57.4% (screen-to-body ratio) |
| Display resolution | 720x1440 pixels (18:9) | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 293 PPI | 233 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | 2.5D glass | feature not registered |
🤖 Operating System | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| System version | Android 8.1 Oreo | Android 4.2.2 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | Android Go Edition | feature not registered |
⚙️ Processor | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| Chipset | 64bit: MediaTek MT6737 (28nm) | 32bit: MediaTek MT6572 (28nm) |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A53 (Quad-core) | Dual-core, 1 processor: 2x 1.3GHz ARM Cortex-A7 (Dual-core) |
| GPU graphical controller | ARM Mali-T720 MP1 650Mhz | ARM Mali-400 MP1 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| RAM memory | 1GB LPDDR3 | 512MB LPDDR2 |
| Internal storage | 16GB (11GB available) eMMC 5.0 | 4GB (2GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 150/50 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 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 850/1900/2100 | UMTS 900/2100 |
| Primary 4G network | LTE Cat4 (1, 3, 4, 7, 28) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/1900/2100 | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | Not supported |
📷 Camera | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| Back camera (main camera) | 13 megapixels | 5 megapixels |
| Main camera resolution | 4128x3096 pixels | 2592x1944 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | HD (1280x720) 30 fps |
| Flash | LED flash on both cameras | LED flash |
| Focal aperture | feature not registered | f/2.4 (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 | EIS: Digital stabilization | EIS: Digital stabilization |
| 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 | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| Front camera (secondary) | 8 megapixels | Not supported |
| Front camera resolution | 3264x2448 pixels | Not supported |
| Video recording (secondary) | HD (1280x720) | Not supported |
| Front flash | LED | 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 | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi hotspot | 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 | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| Sensors | Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| Battery type | LiPo: li-ion polymer (Removable) | Li-Ion: lithium-ion (Removable) BAT-611 |
| Battery capacity | 3000 mAh | 1630 mAh |
| Charger, watts | 5W Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 4 hours |
| Standby | feature not registered | 250 hours (10.4 days) |
➕ Other features | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| 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 | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, Red, Gold • Screen protector included | • Colors: Black, White • WiFi hotspot |
☢️ Radiation rate | ||
| Quantum You 2 | Acer Liquid Z4 (Z140) | |
| 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 |