In depth comparison and review of Google Pixel 4 and Google Pixel 4a with 5G. 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 4 | Google Pixel 4a with 5G |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | G020M | G025I | |
Form Factor | Touch | Touch | |
Height | 147.1 mm | 153.9 mm | Google Pixel 4a with 5G has greater height than Google Pixel 4. |
Width | 68.8 mm | 74 mm | Google Pixel 4a with 5G has greater width than Google Pixel 4. |
Depth | 8.2 mm | 8.2 mm | Both phones are the same depth. |
Weight | 162 g | 168 g | Google Pixel 4 is lighter than Google Pixel 4. |
Body Colour | Simply black | Oh So Orange | Just black | Clearly white | Just black | |
Body Material | Aluminum unibody with hybrid coating, Corning Gorilla Glass 5 | Corning Gorilla Glass 3, soft-touch polycarbonate unibody | |
Protection | Dustproof, water-resistant | - | |
Waterproof (Water-resistant) | Yes | - | Google Pixel 4 is waterproof. |
IP rating | IP68 | - | |
SAR Value | 1.19 W/kg (head) | 1.4 W/kg (body), 0.94 W/kg (head) | |
Connector Type | USB Type-C | USB Type-C - 24 pin USB-C | |
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 4 | Google Pixel 4a with 5G |
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Display Type | OLED display | OLED display | |
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Display Technology | Flexible OLED | OLED | |
Screen Size (Display Size) | 5.7" | 6.2" | Google Pixel 4a with 5G has larger screen size than Google Pixel 4. |
Screen Resolution (Display Resolution) | 2160 x 1080 pixels | 2340 x 1080 pixels | Google Pixel 4a with 5G has better screen resolution than Google Pixel 4. |
Display Format | Full HD+ | Full HD+ | |
Pixel Density | 444 ppi | 413 ppi | Google Pixel 4 has better pixel density than Google Pixel 4a with 5G. |
Aspect Ratio | 19:9 | 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 | Yes | Both phones have HDR. |
Display Refresh Rate | 90 Hz | - | |
Display Features | Always-on display, Now Playing, Ambient EQ | Always-on display, Now Playing | |
Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
PROCESSOR | Google Pixel 4 | Google Pixel 4a with 5G |
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Processor Type (CPU) | Qualcomm Snapdragon 855 | Qualcomm Snapdragon 765G | |
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Clock Speed | 2.84 GHz | 2.4 GHz | Google Pixel 4 has higher clock speed than Google Pixel 4a with 5G. |
Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
64-bit Architecture | Yes | - | Google Pixel 4 has 64-bit architecture. |
Graphics System (GPU) | Qualcomm ADRENO 640 | Qualcomm ADRENO 620 |
MEMORY | Google Pixel 4 | Google Pixel 4a with 5G |
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RAM | LPDDR4X SDRAM - 6 GB | LPDDR4X SDRAM - 6 GB | Both phones have the same RAM size. |
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Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | Google Pixel 4a with 5G has more internal memory than Google Pixel 4. |
CAMERA | Google Pixel 4 | Google Pixel 4a with 5G |
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MAIN CAMERA |
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Number of Main Cameras | 2 | 2 | |
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Sensor Resolution | 12.2 Megapixel | 12.2 Megapixel | Both phones have the same camera resolution. |
Lens Type | Wide-angle lens | - | |
Lens Aperture | F/1.7 | F/1.7 | Both phones have the same camera lens aperture. |
Field of View (FoV) | 77 degree(s) | 77 degree(s) | Both phones have the same lens field of view. |
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 | |
HDR Mode | Live HDR+ | - | |
Camera Modes | Portrait mode, Night Vision | - | |
Light Source | Dual LED flash | Flash | |
Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 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, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) 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 | Electronic Image Stabiliser (EIS), Dual Pixel Phase Detect Auto-Focus (PDAF) |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | 16 Megapixel | 16 Megapixel | Both phones have the same second camera resolution. |
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Lens Type (2nd Camera) | Telephoto lens | Ultra wide-angle lens | |
Lens Aperture (2nd Camera) | F/2.4 | F/2.2 | Google Pixel 4a with 5G has better second camera lens aperture than Google Pixel 4. |
Field of View (2nd Camera) | 52 degree(s) | 107 degree(s) | Google Pixel 4a with 5G has larger second camera lens field of view than Google Pixel 4. |
Pixel Size (2nd Camera) | 1 μm | 1 μm | Both phones have the same second camera pixel size. |
Camera Features (2nd Camera) | OIS (Optical Image Stabilisation), Electronic Image Stabiliser (EIS) | - |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
Lens Type (Front) | Wide-angle lens | - | |
Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
Field of View (Front) | 90 degree(s) | 83 degree(s) | Google Pixel 4 has larger front lens field of view than Google Pixel 4a with 5G. |
Pixel Size (Front) | 1.22 μm | 1.12 μm | Google Pixel 4 has larger front camera pixel size than Google Pixel 4a with 5G. |
Focus Adjustment | Focus free | Focus free | |
Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps | |
Camera Features (Front) | 2 NIR cameras | - |
BATTERY AND CHARGING | Google Pixel 4 | Google Pixel 4a with 5G |
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Battery Capacity (Battery Size) | 2800 mAh | 3885 mAh | Google Pixel 4a with 5G has larger battery capacity than Google Pixel 4. |
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Fast Charging Technology | Power Delivery 2.0 | Power Delivery 2.0 | Both phones have fast charging technology. |
Wireless Charging | Yes | - | Google Pixel 4 can be charged wirelessly. |
Wireless Charging Standards | Qi | - | |
Standby Time | 288 hours | - | |
Run Time Details | Mixed usage: up to 32.2 hrs Standby: up to 288 hrs |
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CELLULAR | Google Pixel 4 | Google Pixel 4a with 5G |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 5G | Google Pixel 4a with 5G has more advanced generation mobile network. |
Operating System | Android 10 | Android 11 | |
Intelligent Assistant | Google Assistant | Google Assistant | |
Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, GLONASS, BeiDou, Galileo, QZSS |
COMMUNICATIONS | Google Pixel 4 | Google Pixel 4a with 5G |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, LAA | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 | |
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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 4, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 800, 900, 800 | |
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 39, Band 40, Band 41, Band 66, Band 71 | 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 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 32, Band 38, Band 39, Band 40, Band 41, Band 42, Band 46, Band 48, 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 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3, FDD 600 | 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 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, TDD 5150, TDD 3600, FDD 1700 - 2110 AWS-3, FDD 600 | |
5G NR Band | - | N1, n2, n3, n5, n7, n8, n28, n41, n66, n71, n77, n78, n12 | |
5G NR Frequency | - | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 700APT, TDD TD 2500, FDD AWS-3, FDD 600, TDD TD 3700, TDD TD 3500, n12 | |
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 | - |
MEDIA | Google Pixel 4 | Google Pixel 4a with 5G |
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Supported Digital Audio Standards | Apt-X, LDAC, apt-X HD | Apt-X, LDAC, apt-X HD |
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FEATURES | Google Pixel 4 | Google Pixel 4a with 5G |
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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 | |
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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, flicker sensor, spectral sensor | |
Security Devices | Face recognition | Fingerprint reader | |
Security Technology | 3D Face unlock | - | |
Additional Phone Features | MIMO technology, Three microphones, Android Sensor Hub, Noise suppression, ARCore, Titan M Security Module, Pixel Neural Core, 3 years of security and OS updates | Dual microphones, MIMO technology, Noise suppression, ARCore, 3 years of security and OS updates |
OTHERS | Google Pixel 4 | Google Pixel 4a with 5G |
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Included Accessories | SIM card removal tool, Quick switch adapter, USB-C headphones, USB-C to USB-C cable, 18W USB-C 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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Compliant Standards | IP68, HAC (Hearing Aid Compatible) | HAC (Hearing Aid Compatible) |