BenQ-Siemens A38 vs ZUK Z2
| Type | Bar (classic) | Touch |
| Dimensions | 103.50 x 45.50 x 18.75 mm | 141.65 x 68.88 x 8.45 mm |
| Weight | 89.50 g | 149.00 g |
| Display size | 1.40" | 5.00" |
| Display | Color / CSTN 64k colors 96 x 64 px (1.40") | Color / IPS TFT 16M colors 1080 x 1920 px (5.00") 441 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 248 min. (4.1 h) |  |
| Stand-by (max.) | 2G: 286 h. (11.9 days) | |
| Standard battery | Li-Ion 860 mAhBuy powerbank
| Li-Po 3500 mAhBuy powerbank
|
| Quick battery charging | | Quick Charge |
| Wireless battery charging | | |
| Phonebook memory | 300 places | |
| Internal memory | 0.4 MB | 64 GB |
| RAM memory | | 4 GB |
| Memory cards | | |
| Operating system | - | Android 6.0 Marshmallow |
| Interface | - | ZUI 2.0 |
| Processor | - | Qualcomm Snapdragon 820 8996 |
| Processor clock | - | 2150 MHz |
| GPU | - | Adreno 530 @650-736 MHz |
| Touchscreen | |  |
| DualSIM | | |
| SIM cards standard | | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | nd | dual standby |
| Announced | 3Q 2006 | |
| Other names | - | Z2131 |
| GSM frequencies | 900 1800 1900 | 850 900 1800 1900 |
| UMTS | | 850 900 1900 2100 |
| LTE standard | | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850 TDD LTE: 2600, 2500, 2300, 1900 |
| CDMA | | 850 CDMA2000 1X |
| Standard TD-SCDMA | | 1900 2000 |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo sensor model | nd | Samsung S5K2M8 |
| Photo matrix | nd | 13 Mpx |
| Resolution | nd | 4208x3120 px |
| Optical zoom | nd | |
| Flash | nd | LED |
| Dual-colour LED flash | nd | |
| Additional | nd | AF, EIS, f/2.2 |
CAMERAS - FRONT
| First camera | | |
| Photo matrix | nd | 8 Mpx |
| Optical zoom | nd | |
| Flash | nd | |
| Dual-colour LED flash | nd | |
| Additional | nd | f/2.0 |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | | v2.0 |
| HSCSD | | |
| HSDPA | | 42.20 Mbit/s |
| HSUPA | | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | - |
| LTE UP | | 51.00 Mbit/s |
| WIMAX+ | | |
| GPRS | | |
| EDGE | | |
| Bluetooth | | v4.1 LE |
| A2DP Profile | | |
| HDMI | | |
| WiFi | | v802.11 a/b/g/n/ac |
| WiFi frequencies | | 2,4 GHz; 5 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | | v2.0 Type-C |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | 300 places | |
| EMS | | |
| MMS | | |
| Dictionary | iTAP | T9 |
| Swype | | |
| e-mail client | | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | | 3.5 mm |
| HD Voice | | |
| Sound formats | | AAC, AAC+, AMR, APE, FLAC, WAV, eAAC+ |
| Polyphony | 32 voices | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | | ART |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |