In depth comparison and review of Google Pixel 3a XL and Google Pixel 4a. 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 | Google Pixel 3a XL | Google Pixel 4a |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | G020B | G025J | |
| Form Factor | Touch | Touch | |
| Height | 160.1 mm | 144 mm | Google Pixel 3a XL has greater height than Google Pixel 4a. |
| Width | 76.1 mm | 69.4 mm | Google Pixel 3a XL has greater width than Google Pixel 4a. |
| Depth | 8.2 mm | 8.2 mm | Both phones are the same depth. |
| Weight | 167 g | 143 g | Google Pixel 4a is lighter than Google Pixel 3a XL. |
| Body Colour | Clearly white | Just black | Purple-ish | Just black | |
| Body Material | Polycarbonate | Polycarbonate | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.52 W/kg (body), 1.36 W/kg (head) | 1.19 W/kg (body), 1.18 W/kg (head) | |
| Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM, Electronic SIM card (e-SIM) | Nano SIM, Electronic SIM card (e-SIM) | |
| SIM Card Qty | Single-SIM | Single-SIM |
| DISPLAY | Google Pixel 3a XL | Google Pixel 4a |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | OLED | OLED | |
| Screen Size (Display Size) | 6" | 5.8" | Google Pixel 3a XL has larger screen size than Google Pixel 4a. |
| Screen Resolution (Display Resolution) | 2160 x 1080 pixels | 2340 x 1080 pixels | Google Pixel 4a has better screen resolution than Google Pixel 3a XL. |
| Display Format | Full HD+ | Full HD+ | |
| Pixel Density | 402 ppi | 443 ppi | Google Pixel 4a has better pixel density than Google Pixel 3a XL. |
| Aspect Ratio | 18:9 | 19.5:9 | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | 100000:1 | 100000:1 | Both phones have the same display contrast ratio. |
| HDR | - | Yes | Google Pixel 4a has HDR. |
| Display Features | Always-on display, Now Playing | Always-on display, Now Playing, True black level, display with transmissive hole | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass 3 (scratch resistant glass) |
| PROCESSOR | Google Pixel 3a XL | Google Pixel 4a |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 670 | Qualcomm Snapdragon 730 | |
|---|---|---|---|
| Clock Speed | 2 GHz | 2.2 GHz | Google Pixel 4a has higher clock speed than Google Pixel 3a XL. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 615 | Qualcomm ADRENO 618 |
| MEMORY | Google Pixel 3a XL | Google Pixel 4a |
|---|
| RAM | LPDDR4X SDRAM - 4 GB | LPDDR4X SDRAM - 6 GB | Google Pixel 4a has more RAM than Google Pixel 3a XL. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | Google Pixel 4a has more internal memory than Google Pixel 3a XL. |
| CAMERA | Google Pixel 3a XL | Google Pixel 4a |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 12.2 Megapixel | 12.2 Megapixel | Both phones have the same camera resolution. |
| Lens Aperture | F/1.8 | F/1.7 | Google Pixel 4a has better lens aperture than Google Pixel 3a XL. |
| Field of View (FoV) | 76 degree(s) | 77 degree(s) | Google Pixel 4a has larger lens field of view than Google Pixel 3a XL. |
| Pixel Size | 1.4 μm | 1.4 μm | Both phones have the same camera pixel size. |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | Both phones have optical image stabilization. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | Blur | |
| HDR Mode | - | HDR+ | |
| Camera Modes | Portrait mode | Portrait mode, Night Sight | |
| Light Source | - | LED flash | |
| Video Resolutions | 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 | 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 | Electronic Image Stabiliser (EIS), Dual Pixel Phase Detect Auto-Focus (PDAF), Share in a snap |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
| 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) | 84 degree(s) | Both phones have the same front lens field of view. |
| Pixel Size (Front) | 1.12 μm | 1.12 μm | Both phones have the same front camera pixel size. |
| Focus Adjustment | Focus free | Focus free | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 640 x 480 (VGA) at 30 fps | 864 x 480, 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
| BATTERY AND CHARGING | Google Pixel 3a XL | Google Pixel 4a |
|---|
| Battery Capacity (Battery Size) | 3700 mAh | 3140 mAh | Google Pixel 3a XL has larger battery capacity than Google Pixel 4a. |
|---|---|---|---|
| Fast Charging Technology | - | Power Delivery 2.0 | Google Pixel 4a has fast charging technology. |
| CELLULAR | Google Pixel 3a XL | Google Pixel 4a |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) | CDMA2000 1X / GSM / WCDMA (UMTS) | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 9.0 Pie | Android 10 | |
| Intelligent Assistant | Google Assistant | Google Assistant | |
| Navigation | GPS, GLONASS, Galileo | GPS, GLONASS, Galileo, QZSS |
| COMMUNICATIONS | Google Pixel 3a XL | Google Pixel 4a |
|---|
| Data Transmission | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X | 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 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | 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 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 14, Band 17, Band 18, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 38, Band 39, Band 40, Band 41, Band 66, Band 71 | |
| 4G LTE Frequency | 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 | 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 700b, FDD 800 lower, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3, FDD 600 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 LE | |
| Bluetooth Profiles | - | A2DP | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Google Pixel 3a XL | Google Pixel 4a |
|---|
| Supported Digital Audio Standards | Apt-X, LDAC, apt-X HD | AAC, apt-X, LDAC, apt-X HD |
|---|
| FEATURES | Google Pixel 3a XL | Google Pixel 4a |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, barometer, magnetometer, gyro sensor, haptics sensor, Active Edge | Accelerometer, ambient light sensor, proximity sensor, barometer, magnetometer, gyro sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader | |
| Additional Phone Features | Dual microphones, MIMO technology, Android Sensor Hub, Noise suppression, Night Shift, ARCore, Google Lens, Titan M Security Module, Pixel Imprint sensor | Dual microphones, MIMO technology, Android Sensor Hub, Noise suppression, ARCore, Google Lens, Titan M Security Module, Pixel Imprint sensor, 3 years of security and OS updates, Google Cast |
| OTHERS | Google Pixel 3a XL | Google Pixel 4a |
|---|
| Included Accessories | SIM card removal tool, Quick switch adapter, 18W USB-C power adapter, USB-C to USB-C cable (1 m) | SIM card removal tool, Quick switch adapter, 18W USB-C power adapter, USB-C to USB-C cable (1 m) | |
|---|---|---|---|
| Compliant Standards | - | HAC (Hearing Aid Compatible) |
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