Bq Aquaris X Pro (128GB) vs Bq Aquaris M5.5 (16GB/2GB)
Side by side comparison between Bq Aquaris X Pro vs Bq Aquaris M5.5 phones, differences, pros, cons and full specifications. What's the better?
,
5.2"
IPS
IPS
1080x1920
12
MP
MP
8mp
4GB
RAM
RAM
Octa-core
3100
mAh
mAh
(Non removable)
vs
5.5"
TFT
TFT
1080x1920
13
MP
MP
5mp
2GB
RAM
RAM
Octa-core
3620
mAh
mAh
(Non removable)
What's the better phone? Bq Aquaris X Pro (128GB)
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!
21 Advantages 
4 Advantages | 21 Common items in both devices |
| 16 million |
| 1080x1920 pixels |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| (front) Full HD (1920x1080) |
| 4G LTE-A / 4G LTE |
| Capacitive |
| +14 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 | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| Model | Aquaris X Pro (128GB) | Aquaris M5.5 (16GB/2GB) |
| Other model names | BQ Aquaris X1 Pro (128GB + 4GB RAM) | bq Aquaris M5.5 (16GB + 2GB RAM), bq M5.5 |
| Country or region available |   Spain, (Europe) | (Europe) |
| Brand | Bq | Bq |
| Release date | 6/1/2017 | 5/1/2015 |
| Depth | 7.8 millimeters (0.31 inches) | 8.35 millimeters (0.33 inches) |
| Size (width x height) | 72.7 x 146.5 millimeters (2.86 x 5.77 in) | 75.5 x 151.8 millimeters (2.97 x 5.98 in) |
| Weight | 158 grams (5.53 ounces) | 162 grams (5.67 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | feature not registered |
| Protection against water and others | IP52 certified: protection against dust and splashing | Not supported |
📲 Display | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| Display type | LTPS IPS LCD | TFT LCD |
| Screen size | 5.2" inches | 5.5" inches |
| Screen-to-body ratio | ~70% (screen-to-body ratio) | ~72.8% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 424 PPI | 401 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Cristal Dinorex (NEG) | Dragontrail Glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| System version | Android 7.1.1 Nougat | Android 5.0.2 Lollipop |
| Firmware update | Android 8.1 Oreo | Android 6.0.1 Marshmallow |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 626 MSM8953 Pro (14nm) | 64bit: Qualcomm Snapdragon 615 MSM8939 (28nm) |
| CPU | Octa-core, 1 processor: 8x 2.2GHz ARM Cortex-A53 (Octa-core) | Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 506 650Mhz | Qualcomm Adreno 405 550Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| RAM memory | 4GB LPDDR3 | 2GB |
| Internal storage | 128GB (109GB available) eMMC 5.1 | 16GB (12GB available) |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 300/50 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| 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 850/900/1900/2100 | UMTS 900/2100 |
| Primary 4G network | LTE Cat6 (Bands 1, 3, 7, 20) | LTE Cat4 800/1800/2100/2600 (Bands 1,3,7,20) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| Back camera (main camera) | 12 megapixels | 13 megapixels |
| Main camera resolution | 4000x3000 pixels | 4128x3096 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED on main camera and LED on front camera | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.5" inches | 1/3.06" inches |
| Pixel size | 1.4µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| 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 on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| Front camera (secondary) | 8 megapixels | 5 megapixels |
| Front camera resolution | 3264x2448 pixels | 2592x1944 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | LED | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD | MP4, H.264, H.263, WMV, MKV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 4.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3100 mAh | 3620 mAh |
| Charger, watts | 18W Wired fast charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| 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 | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Carbon black, Glaze White • 2.5D curved glass screen • Fast battery charging • Quick Charge 3.0 • 24-bit/192kHz audio | • Colors: Black, White • USB OTG On-The-Go • LED notification • Samsung S5K3M2 sensor camera • Quantum Color+ • Dolby sound • WiFi hotspot |
☢️ Radiation rate | ||
| Bq Aquaris X Pro (128GB) | Bq Aquaris M5.5 (16GB/2GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.298W/kg (head), 1.78W/kg (body) | 0.395W/kg (head), 0.8W/kg (body) |