Side by side comparison and review of OnePlus One and Google Pixel 3a. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | OnePlus One | Google Pixel 3a |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | G020F | |
| Form Factor | Touch | Touch | |
| Height | 152.9 mm | 151.3 mm | OnePlus One has greater height than Google Pixel 3a. |
| Width | 75.9 mm | 70.1 mm | OnePlus One has greater width than Google Pixel 3a. |
| Depth | 8.9 mm | 8.2 mm | Google Pixel 3a is narrower than OnePlus One. |
| Weight | 162 g | 147 g | Google Pixel 3a is lighter than OnePlus One. |
| Body Colour | Bamboo | Clearly white | Purple-ish | Just black | |
| Body Material | - | Polycarbonate | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.75 W/kg (body), 0.62 W/kg (head) | 1.55 W/kg (body), 1.38 W/kg (head) | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM, Electronic SIM card (e-SIM) | |
| SIM Card Qty | - | Single-SIM |
| DISPLAY | OnePlus One | Google Pixel 3a |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | OLED | |
| Screen Size (Display Size) | 5.5" | 5.6" | Google Pixel 3a has larger screen size than OnePlus One. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 2220 x 1080 pixels | Google Pixel 3a has better screen resolution than OnePlus One. |
| Display Format | Full HD | Full HD+ | |
| Pixel Density | 401 ppi | 441 ppi | Google Pixel 3a has better pixel density than OnePlus One. |
| Aspect Ratio | - | 18:9 | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | - | 100000:1 | |
| Display Features | - | Always-on display, Now Playing | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 3 (scratch resistant glass) | - |
| PROCESSOR | OnePlus One | Google Pixel 3a |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 801 | Qualcomm Snapdragon 670 | |
|---|---|---|---|
| Clock Speed | 2.5 GHz | 2 GHz | OnePlus One has higher clock speed than Google Pixel 3a. |
| Processor Core Qty | Quad-core | 8-core | Google Pixel 3a has higher processor core quantity than OnePlus One. |
| 64-bit Architecture | - | Yes | Google Pixel 3a has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 330 | Qualcomm ADRENO 615 |
| MEMORY | OnePlus One | Google Pixel 3a |
|---|
| RAM | 3 GB | LPDDR4X SDRAM - 4 GB | Google Pixel 3a has more RAM than OnePlus One. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 64 GB | Google Pixel 3a has more internal memory than OnePlus One. |
| CAMERA | OnePlus One | Google Pixel 3a |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 12.2 Megapixel | OnePlus One has better camera resolution than Google Pixel 3a. |
| Sensor Name | Sony Exmor RS IMX214 sensor | - | |
| Lens Aperture | F/2.0 | F/1.8 | Google Pixel 3a has better lens aperture than OnePlus One. |
| Lens Construction | 6-element | - | |
| Field of View (FoV) | - | 76 degree(s) | |
| Pixel Size | - | 1.4 μm | |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Google Pixel 3a has optical stabilisation. |
| Focus Adjustment | - | Automatic | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | Portrait mode | |
| Face Recognition (Face ID) | Face detection | - | OnePlus One has face detection. |
| Light Source | Dual LED flash | - | |
| Video Resolutions | 1280 x 720 (720p), 3840 x 2160 (4K) | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 1280 x 720 (720p) at 60 fps, 1920 x 1080 (1080p) at 120 fps, 1280 x 720 (720p) at 240 fps | |
| Camera Features (Functions) | - | Electronic Image Stabiliser (EIS), dual pixel phase detection, Motion Auto Focus |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | Google Pixel 3a has better front camera resolution than OnePlus One. |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| Field of View (Front) | - | 84 degree(s) | |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | - | Focus free | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 640 x 480 (VGA) at 30 fps |
| BATTERY AND CHARGING | OnePlus One | Google Pixel 3a |
|---|
| Battery Capacity (Battery Size) | 3100 mAh | 3000 mAh | OnePlus One has larger battery capacity than Google Pixel 3a. |
|---|---|---|---|
| Battery Technology | Lithium polymer | - |
| CELLULAR | OnePlus One | Google Pixel 3a |
|---|
| Technology | WCDMA (UMTS) / GSM | CDMA2000 1X / GSM / WCDMA (UMTS) | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | CyanogenMod 13 | Android 9.0 Pie | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, GLONASS | GPS, GLONASS, Galileo, QZSS |
| COMMUNICATIONS | OnePlus One | Google Pixel 3a |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X | |
| 3G UMTS Band | - | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 4, Band 7, Band 17, Band 38, Band 40 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 40, Band 41, Band 66 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 2600, FDD 700b, TDD 2600, TDD 2300 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| Wireless Interface | IEEE 802.11b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 LE | |
| Bluetooth Profiles | A2DP | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Communication Features | Mobile Email client, Internet browser | - | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | OnePlus One | Google Pixel 3a |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, OGG, MIDI, APE (Monkey's Audio), M4A | Apt-X, LDAC, apt-X HD | |
|---|---|---|---|
| Supported Digital Video Standards | RMVB, FLV, MPEG-4, H.264, H.263 | - |
| FEATURES | OnePlus One | Google Pixel 3a |
|---|
| Phone Functions | Speakerphone, call timer, conference call, 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 | Accelerometer, ambient light sensor, proximity sensor, barometer, magnetometer, gyro sensor, haptics sensor, Active Edge | |
| Security Devices | - | Fingerprint reader | |
| Personal Information Management | Calendar, synchronization with PC, calculator, reminder, alarm clock | - | |
| Additional Phone Features | DLNA Certified, multitasking, sharing media via DLNA, Noise Cancellation Technology, notification LED, Three microphones | Dual microphones, MIMO technology, Android Sensor Hub, Noise suppression, Night Shift, ARCore, Google Lens, Titan M Security Module, Pixel Imprint sensor |
| OTHERS | OnePlus One | Google Pixel 3a |
|---|
| Included Accessories | Power adapter | SIM card removal tool, Quick switch adapter, 18W USB-C power adapter, USB-C to USB-C cable (1 m) |
|---|
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