Google Pixel 4a vs Infinix Smart 20 HD
Google Pixel 4a wins narrowly over Infinix Smart 20 HD — 5.9 overall against 5.2. The Google Pixel 4a launched in 2020; the Infinix Smart 20 HD in 2026. Infinix Smart 20 HD has the bigger battery — 5,000 mAh against 3,140 mAh.
Google Pixel 4a: Specifications are still being confirmed — scores appear as data is verified.
Infinix Smart 20 HD: Limited confirmed specifications — categories without real data are not scored.
Overall winner
Google Pixel 4a
5.9/ 10 — Below average
$349≈ €314 · ≈ £262≈ converted at today's rate · Buy on Amazon
Full specs & details
Infinix Smart 20 HD
5.2/ 10 — Below average
Check price on Amazon.com · Amazon.de · Amazon.co.uk
Full specs & detailsKey highlights
| Highlight | Google Pixel 4a | Infinix Smart 20 HD |
|---|---|---|
| Processor | Qualcomm SDM730 Snapdragon 730G (8 nm) | Unisoc T7250 (12 nm) |
| Display | 5.81″ · OLED | 6.67″ · IPS LCD · 120 Hz |
| Main camera | — | 8 MP wide (f/2, 1/4.0", 1.12µm) |
| Battery | 3,140 mAh · 18W charging | 5,000 mAh · 15W charging |
| RAM / Storage | 6GB / 128GB | 3GB / 64GB |
Which is better?
- Google Pixel 4a wins narrowly over Infinix Smart 20 HD — 5.9 overall against 5.2.
- Google Pixel 4a takes 3 of the 6 categories both phones are scored in.
- Infinix Smart 20 HD has the bigger battery — 5,000 mAh against 3,140 mAh.
- Infinix Smart 20 HD gives you the larger screen — 6.7 inches against 5.8 inches.
- Google Pixel 4a charges faster — 18W wired against 15W.
Category scores
| Category | Google Pixel 4a | Infinix Smart 20 HD |
|---|---|---|
| Performance | 4.3Better | 3.5 |
| Display | 7.4Better | 5.3 |
| Battery | 4.5 | 6.9Better |
| Design & Build | 6.2Tie | 6.2Tie |
| Software | 7.9Better | 6.0 |
| Audio | 7.3 | 7.8Better |
| Camera | — | 3.5 |
| Call Quality | — | 6.2 |
Open the interactive comparisonRadar chart, winner highlights and a differences-only view.
Reasons to consider
Google Pixel 4a
- More storage (128 GB vs 64 GB)
- More RAM (6 GB vs 3 GB)
- Faster charging (18W vs 15W)
Infinix Smart 20 HD
- Bigger battery (5,000 mAh vs 3,140 mAh)
- Larger display (6.67″ vs 5.81″)
Full specifications side by side
| Specification | Google Pixel 4a | Infinix Smart 20 HD |
|---|---|---|
| Launch | ||
| Launch status | Available | Available |
| Release date | 20 Aug 2020 | 6 Oct 2026 |
| Platform | ||
| OS | Android | Android |
| OS version | Android 10, upgradable to Android 11 | Android 15, XOS 15.1 |
| Chipset (as published) | Qualcomm SDM730 Snapdragon 730G (8 nm) | Unisoc T7250 (12 nm) |
| CPU | Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver) | Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55) |
| GPU | Adreno 618 | Mali-G57 MP1 |
| Google Pixel 4a wins narrowly on Performance (4.3 vs 3.5) | ||
| Memory | ||
| Memory variants (RAM/storage) | 6 GB RAM + 128 GB | 3 GB RAM + 64 GB |
| Card slot | None | Dedicated slot |
| Display | ||
| Display size | 5.81″ | 6.67″ |
| Resolution | 1,080 × 2,340 pixels | 720 × 1,600 pixels |
| Panel type | OLED | IPS LCD |
| Display protection | Corning Gorilla Glass 3 | — |
| Refresh rate | — | 120 Hz |
| Brightness (peak) | — | 700 nits |
| Google Pixel 4a wins clearly on Display (7.4 vs 5.3) | ||
| Battery | ||
| Battery capacity | 3,140 mAh | 5,000 mAh |
| Wired charging | 18W | 15W |
| Infinix Smart 20 HD wins clearly on Battery (4.5 vs 6.9) | ||
| Body & build | ||
| Dimensions | 144 × 69.4 × 8.2 mm | 165.6 × 77 × 8.3 mm |
| Weight | 143 g | — |
| Materials | Glass, Plastic | Glass, Plastic |
| SIM | Nano-SIM and/or eSIM | Nano-SIM + Nano-SIM |
| Colours | — | Night Pulse, Silver Dancer, Sunlike Orange |
| Connectivity | ||
| Bluetooth | Bluetooth 5 | — |
| NFC | Yes | Yes |
| USB | USB Type-C 3.1 | USB Type-C 2.0, OTG |
| Positioning | GPS, GLONASS, GALILEO, QZSS | GPS |
| Audio | ||
| Loudspeaker | Stereo | Stereo |
| 3.5mm jack | Yes | Yes |
| Camera | ||
| Front cameras | 12.2 MP wide (f/1.7, OIS) | 8 MP wide (f/2, 1/4.0", 1.12µm) |
| Rear cameras | — | 8 MP wide (f/2, 1/4.0", 1.12µm) |
| Video (max) | — | 1440p@30fps |
| Features | ||
| Sensors | — | Accelerometer, Proximity, Compass |
| Fingerprint | — | Side-mounted |
| Network | ||
| Network technologies | — | 2G, 3G, 4G |
| Additional specifications | ||
| Main Camera · Features | LED flash, Auto-HDR, panorama | Dual-LED flash, panorama |
| Selfie Camera · Single | 12.2 MP, f/1.7, 27mm (wide), 1/2.55", 1.4m, dual pixel PDAF, OIS | 8 MP, f/2.0, (wide), 1/4.0", 1.12µm |
| Connectivity · Radio | No | FM radio |
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