In depth comparison and review of bq Aquaris X and Microsoft Surface Duo. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | bq Aquaris X | Microsoft Surface Duo |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Form Factor | Touch | Folder - dual screen | |
| Height | 146.5 mm | 145.2 mm | bq Aquaris X has greater height than Microsoft Surface Duo. |
| Width | 72.7 mm | 93.3 mm | Microsoft Surface Duo has greater width than bq Aquaris X. |
| Depth | 7.9 mm | 9.9 mm | bq Aquaris X is narrower than bq Aquaris X. |
| Weight | 153 g | 250 g | bq Aquaris X is lighter than bq Aquaris X. |
| Dimensions Details | - | Unfolded - 186.9 mm x 4.8 mm x 145.2 mm | |
| Body Colour | Midnight blue | Glacier | |
| Body Material | Anodised aluminium | - | |
| Protection | Dustproof, splashproof | - | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | IP52 | - | |
| SAR Value | 1.36 W/kg (body), 0.428 W/kg (head) | 0.726 W/kg (head), 1.478 W/kg (body) | |
| Integrated Components | FM radio | - | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM, Electronic SIM card (e-SIM) | |
| SIM Card Qty | Dual-SIM (SIM1 and SIM2/MicroSD slots) | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | bq Aquaris X | Microsoft Surface Duo |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | LTPS IPS | AMOLED | |
| Foldable Display | - | Yes | |
| Display Design | - | Both directions folding | |
| Screen Size (Display Size) | 5.2" | 5.6" | Microsoft Surface Duo has larger screen size than bq Aquaris X. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1800 x 1350 pixels | Microsoft Surface Duo has better screen resolution than bq Aquaris X. |
| Display Format | Full HD | - | |
| Pixel Density | 423 ppi | 401 ppi | bq Aquaris X has better pixel density than Microsoft Surface Duo. |
| Aspect Ratio | - | 4:3 | |
| Max Brightness | 650 cd/m² | - | |
| Display Features | In-Cell Display Technology, Quantum Color +, 2.5D Glass, AF coating | PixelSense Fusion Displays | |
| Display Protection (Screen Protector) | Dinorex Glass (scratch resistant glass) | Corning Gorilla Glass (scratch resistant glass) |
| SECOND DISPLAY |
|---|
| Second Display Type | - | OLED display - colour | |
|---|---|---|---|
| Second Display Screen Size | - | 5.6" | |
| Second Display Resolution | - | 1800 x 1350 pixels |
| UNFOLDED DISPLAY |
|---|
| Unfolded Display Screen Size | - | 8.1 in | |
|---|---|---|---|
| Unfolded Display Resolution | - | 2700 x 1800 pixels |
| PROCESSOR | bq Aquaris X | Microsoft Surface Duo |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 626 | Qualcomm Snapdragon 855 | |
|---|---|---|---|
| Processor Number | MSM8953 PRO | - | |
| Clock Speed | 2.2 GHz | - | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | bq Aquaris X has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 506 | - |
| MEMORY | bq Aquaris X | Microsoft Surface Duo |
|---|
| RAM | 3 GB | 6 GB | Microsoft Surface Duo has more RAM than bq Aquaris X. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | Microsoft Surface Duo has more internal memory than bq Aquaris X. |
| User Memory | 24 GB | - | |
| Memory Interface | - | UFS 3.0 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | - |
| CAMERA | bq Aquaris X | Microsoft Surface Duo |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 0 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | - | |
| Sensor Name | Sony Exmor RS IMX298 sensor | - | |
| Lens Aperture | F/2.0 | - | |
| Lens Construction | 6-element | - | |
| Focus Adjustment | Automatic | - | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Burst mode, panoramic pictures, Time-lapse mode, night mode, Fast Motion mode, manual mode, RAW mode | - | |
| Light Source | LED flash | - | |
| Video Resolutions | 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps | - | |
| Camera Features (Functions) | Zero Shutter Lag, Phase Detect Auto-Focus (PDAF), Largan lens, video image stabilisation, Dual-tone Flash | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 11 Megapixel | Microsoft Surface Duo has better front camera resolution than bq Aquaris X. |
| Sensor Name (Front) | Samsung S5K4H8YX | - | |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| Lens Element Qty (Front) | 3-element | - | |
| Field of View (Front) | - | 84 degree(s) | |
| Pixel Size (Front) | - | 1 μm | |
| Special Effects (Front) | Beauty face | HDR | |
| Camera Modes (Front) | - | Burst mode, Panorama, low-light shots, Portrait mode with adjustable depth control | |
| Light Source (Front) | Flash | High CRI LED flash | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 60 fps | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps | |
| Camera Features (Front) | Selfie Indicator | Phase Detect Auto-Focus (PDAF), FOV optimised with AI (for front and rear), dynamic range scene detection, Super-resolution zoom, super zoom up to 7x, gyro-based digital video stabilisation |
| BATTERY AND CHARGING | bq Aquaris X | Microsoft Surface Duo |
|---|
| Battery Capacity (Battery Size) | 3100 mAh | 3577 mAh | Microsoft Surface Duo has larger battery capacity than bq Aquaris X. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 3.0 | - | bq Aquaris X has fast charging technology. |
| Standby Time | - | 240 hours | |
| Talk Time | - | 1620 minutes | |
| Run Time Details | - | Standby: up to 240 hrs Talk: up to 1620 min Playback (local video): up to 15.5 hrs |
| CELLULAR | bq Aquaris X | Microsoft Surface Duo |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 7.1.1 Nougat | Android 10 | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, GLONASS, Galileo | GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | bq Aquaris X | Microsoft Surface Duo |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE | GPRS, FDD-LTE, TDD-LTE, LAA | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 5, Band 8 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 7, Band 20 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 14, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 38, Band 39, Band 40, Band 41, Band 46, Band 66 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 2600, FDD 800 DD | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700 PS, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 5150, FDD 1700 - 2110 AWS-3 | |
| Wireless Interface | IEEE 802.11b/g/n/ac | IEEE 802.11ac | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.0 | |
| NFC | Yes | - | bq Aquaris X has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | bq Aquaris X | Microsoft Surface Duo |
|---|
| Supported Digital Audio Standards | WAV, AAC, MP3, FLAC, AAC +, OGG, QCP, eAAC+, MIDI, APE (Monkey's Audio), M4A, apt-X, AWB, ALAC, MID, WMA STD, DTS M8 | WAV, AAC, AMR, MP3, FLAC, OGG, MIDI, M4A, apt-X, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4 | |
| Sound Enhancements | Hi-Fi Sound support | Qualcomm aptX audio |
| FEATURES | bq Aquaris X | Microsoft Surface Duo |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor | Proximity sensor, hall sensor, dual accelerometers, dual gyroscope, dual magnetometer, dual ambient light sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader (side) | |
| Additional Phone Features | Dual noise reduction microphones, NXP Smart AMP technology, Wi-Fi Assist | MIMO technology, Fast Charging, dual microphones with noise suppression and echo cancellation, Full Duplex communication, 360° hinge, stylus support, two apps side-by-side |
| OTHERS | bq Aquaris X | Microsoft Surface Duo |
|---|
| Included Accessories | Power adapter, USB 2.0 Type C-A cable | SIM card removal tool, USB-C headphones, 18W charger, Surface Duo Bumper (Glacier) | |
|---|---|---|---|
| Compliant Standards | IP52 | - |
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