Google Pixel 4a

Google Pixel 4a photo gallery
Google Pixel 4a
5.81" FHD+ OLED
1080 x 2340 pixels, 443 ppi
19.5:9 aspect ratio, HDR support, Always-on Display
Qualcomm Snapdragon 730G
2.2 GHz + 1.8 GHz, 64-bit Octa-Core, Adreno 618
Titan M Security Module
12.2MP Dual-Pixel Rear Camera
1.4 µm pixel, f/1.7, optical + electronic stabilisation
77° FOV, 4K video at 30 FPS, 1080p up to 120 FPS
3140 mAh (Typical)
18W USB-C fast charging (USB-PD 2.0)
Non-removable battery
4G LTE (Model‑dependent bands)
Wi‑Fi 5 (802.11ac) 2x2 MIMO, Bluetooth 5.0 + LE
NFC, Google Cast, Nano SIM + eSIM (select markets)
6GB LPDDR4x RAM + 128GB Storage
No microSD card slot
Unlimited high‑quality Google Photos storage (source listed)
Timeline & Release Details
The Pixel 4a was announced and made available for pre‑order on August 3, 2020, with general customer availability beginning on August 20, 2020 in the United States. The phone launched at US$349.
- Object classification: Smartphone / Mobile Computer
- Canonical model family: G025J (North America / Fi / Canada / Taiwan), G025N (UK, Europe, Australia, Singapore, India), G025M (Japan)
- Regional variants / SKU codes listed in source: The source lists eSIM support on G025J and G025N in select markets; G025M includes FeliCa for Japan.
- Launch Price (MSRP): US$349 (USD)
Body & Build
The phone uses a soft‑touch polycarbonate unibody with Corning Gorilla Glass 3 on the front. The launch blog describes a matte finish with a mint‑coloured power button.
- Dimensions: 144 x 69.4 x 8.2 mm (5.7 x 2.7 x 0.3 in)
- Weight: 143 g
- Form Factor: Touchscreen bar with hole‑punch front camera
- Colours: Just Black (all markets); Barely Blue (US and Japan only)
Display System
The Pixel 4a features a 5.81‑inch FHD+ OLED panel with a transmissive hole‑punch cutout. Google’s technical specs list HDR support, an always‑on display, and the Now Playing feature.
- Type: OLED, full‑screen with hole‑punch
- Size: 5.81 inches (147.6 mm diagonal)
- Resolution: FHD+ (1080 x 2340) at 443 ppi
- Aspect Ratio: 19.5:9
- Features: Always‑on display, Now Playing, HDR support, >100,000:1 contrast ratio, full 24‑bit colour depth (16M colours)
Camera System
Google equipped the Pixel 4a with the same rear camera sensor and image‑processing software found in the Pixel 4. The launch blog highlights HDR+ with dual‑exposure controls, Portrait Mode, Top Shot, Night Sight with astrophotography, and fused video stabilisation.
Rear Camera:
- Sensor: 12.2 MP dual‑pixel, 1.4 µm pixel size
- Aperture: f/1.7
- Field of View: 77°
- Autofocus: Dual‑pixel phase detection
- Stabilisation: Optical + electronic (OIS + EIS)
- Video: 4K at 30 FPS, 1080p at 30/60/120 FPS, 720p at 30/60/240 FPS
Front Camera:
- Sensor: 8 MP, 1.12 µm pixel size
- Aperture: f/2.0
- Field of View: 84°
- Focus: Fixed focus
- Video: 1080p at 30 FPS, 720p at 30 FPS, 480p at 30 FPS
Platform & Software
The phone shipped with Android 10 and the new Google Assistant with Lens. Google committed to a minimum of three years of OS and security updates. The Titan M security module provides hardware‑backed protection.
- Operating System: Android 10
- Security: Titan M module, Pixel Imprint rear fingerprint sensor (back‑mounted)
- Software Updates: Minimum 3 years of OS and security updates
- Special Features: Live Caption, Personal Safety app, Google Photos unlimited high‑quality storage (source listed)
Key Features & AI
The Pixel 4a focuses on Google’s computational photography and smart assistant capabilities. The launch blog highlights the same camera experiences as Pixel 4, including HDR+ with dual exposure controls and Night Sight with astrophotography.
- Camera AI: HDR+ with dual exposure, Portrait Mode, Top Shot, Night Sight with astrophotography, fused video stabilisation
- Assistant: New Google Assistant with Lens
- Media: Live Caption, Now Playing (ambient music recognition)
- Audio: Stereo speakers, dual microphones, 3.5 mm audio jack
Battery & Charging
The Pixel 4a’s battery is typical for a mid‑range phone of its generation. Charging is via USB‑C with an included 18W adapter.
- Battery Capacity (Typical): 3140 mAh
- Charging: 18W fast charging (USB‑PD 2.0)
- Ports: USB Type‑C 3.1 Gen 1, 3.5 mm audio jack
- Included in Box (US): 18W USB‑C power adapter, 1 m USB‑C to USB‑C cable, Quick Start Guide, Quick Switch Adapter, SIM tool
Connectivity & Sensors
The Pixel 4a supports 4G LTE with model‑specific band sets. It includes Wi‑Fi 5, Bluetooth 5.0, and NFC. The phone also has a barometer and back‑mounted fingerprint sensor.
- Cellular: 4G LTE (model G025J/G025N/G025M bands as listed in source)
- SIM: Single Nano SIM + eSIM (select markets)
- Wireless: Wi‑Fi 802.11a/b/g/n/ac 2x2 MIMO, Bluetooth 5.0 + LE, NFC, Google Cast
- Location: GPS, GLONASS, Galileo, QZSS (US); + BeiDou (rest of world)
- Sensors: Proximity/ambient light, accelerometer/gyrometer, magnetometer, barometer, back fingerprint, Android Sensor Hub
Google Pixel 4a - Summary
The Google Pixel 4a is a 4G LTE smartphone announced on August 3, 2020 and listed for customer availability from August 20, 2020 at US$349. It has a 5.81-inch FHD+ OLED display, Qualcomm Snapdragon 730G processor, 6GB RAM, 128GB storage, a 12.2MP dual-pixel rear camera, 18W fast charging, Android 10, and the Titan M security module. The camera system includes HDR+ with dual exposure controls, Portrait Mode, Top Shot, Night Sight with astrophotography, and fused video stabilisation. Its main trade-offs are no listed water resistance rating, no wireless charging, and 4G LTE rather than 5G.
| Launch Price (MSRP): | Current Market Price: |
|---|---|
| US$349 |