Acer W4 vs HTC Google Pixel XL
| Type | Touch | Touch |
| Dimensions | - | 154.70 x 75.70 x 8.50 mm |
| Weight |  | 168.00 g |
| Display size | 3.60" | 5.50" |
| Display | Color / TFT 16M colors 480 x 800 px (3.60") 259 ppi | Color / AMOLED 16M colors 1440 x 2560 px (5.50") 534 ppi |
| Display protection |   | Corning Gorilla Glass Buy screen protector
|
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | | 3G: 1920 min. (32.0 h) |
| Stand-by (max.) | | 3G: 456 h. (19.0 days) 4G: 552 h. (23.0 days) |
| Playback time (max.) | nd | Audio: 130 h (5.4 days) Video: 14 h (0.6 days) |
| Internet browsing time (max.) | nd | WiFi: 14 h (0.6 days) 4G: 14 h (0.6 days) |
| Standard battery | Li-Ion Buy powerbank
| Li-Po 3450 mAhBuy powerbank
|
| Quick battery charging | | Quick Charge |
| Wireless battery charging | | |
| Internal memory | 8 GB | 32 GB, 128 GB |
| RAM memory | | 4 GB |
| Memory cards |  microSD, microSDHC up to 32 GBBuy memory card | |
| Operating system | MS Windows Phone 7 | Android 7.1 Nougat |
| Processor | Qualcomm MSM8255 | Qualcomm Snapdragon 821 8996 |
| Processor clock | 1000 MHz | 2150 MHz |
| GPU | Adreno 205 | Adreno 530 @653 MHz |
| Touchscreen | | |
| DualSIM | | |
| SIM cards standard | | SingleSIM(nanoSIM) |
| Announced | | 4Q 2016 |
| Other names | - | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 900 2100 | 850 900 1700 1900 2100 |
| LTE standard | | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2500 |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo sensor model | | Sony IMX378 |
| Photo matrix | 5 Mpx | 12.3 Mpx |
| Resolution | 2592x1944 px | 4056x3046 px |
| Optical zoom | | |
| Flash | | 2x LED |
| Dual-colour LED flash | | |
| Video formats | H.263, MPEG4 | |
| Additional | - | AF, EIS, f/2.0 |
CAMERAS - FRONT
| First camera | | |
| Photo sensor model | nd | Sony IMX179 |
| Photo matrix | nd | 8 Mpx |
| Resolution | nd | 4056x3040 px |
| Optical zoom | nd | |
| Flash | nd | |
| Dual-colour LED flash | nd | |
| Additional | nd | FF, f/2.4 |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | | 42.20 Mbit/s |
| HSUPA | | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | 603.00 Mbit/s |
| LTE UP | | - |
| WIMAX+ | | |
| GPRS | class 12 | |
| EDGE | class 12 | |
| Bluetooth | v2.1 EDR | v4.2 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 b/g/n | v802.11 a/b/g/n/ac |
| WiFi frequencies | 2,4 GHz | 2,4 GHz; 5 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 | v3.0 Type-C |
| GPS | | |
| A-GPS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | |
| Dictionary | T9 | T9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | AAC, AAC+, AMR, WAV, WMA, eAAC+ | AAC, AAC+, AMR, FLAC, WAV, eAAC+ |
| Polyphony | 72 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 | | |