Samsung Galaxy A31
2020 · android · Budget
NFC
Specs
| SoC | MediaTek Helio P65 |
|---|---|
| Benchmarks | GB multi 1183 · AnTuTu 285,204 |
| Display | 6.4" 60Hz OLED · 600 nits |
| Battery | 5,000 mAh · 15W charge |
| Cameras | 48MP main · 8MP ultrawide · 5MP tele |
| Body | 185g · OS updates 2 yrs |
Memory variants
| RAM / Storage | Price new | Price used | Listings |
|---|---|---|---|
| 4 / 64 GB | $210 | $99 |
5 listings
$ 75 ·
health n/a ·
2026-09-05
$ 93 ·
health n/a ·
2026-09-05
$ 99 ·
health n/a ·
2026-09-05
$ 109 ·
health n/a ·
2026-09-05
$ 110 ·
health n/a ·
2026-09-05
|
| 4 / 128 GB | — | $145 |
2 listings
$ 119 ·
health n/a ·
2026-09-05
$ 170 ·
health n/a ·
2026-09-05
|
| 6 / 128 GB | — | $242 |
3 listings
$ 90 ·
health n/a ·
2026-09-05
$ 242 ·
health n/a ·
2026-09-05
$ 255 ·
health n/a ·
2026-09-05
|
| 8 / 128 GB | — | — | — |
Overall score
low tier (0–100 composite of performance, battery, value and longevity)
17
Autonomy
28
Gaming
0
Value
3
Longevity
0
Your focus
Battery life 22%
Camera 21%
Everyday 18%
Stage M2 — Refining requirements
Add 2–3 phones to compare — verdicts will show who wins which axis.
Task axes
Gaming (SoC)
0
Camera
20.6
Battery life
40
5,000 mAh
Charging
0
Everyday
26
Screen
36.4
Compactness
88.6
Refresh rate
60Hz
Resale trend
Estimate from two anchors: launch MSRP $210 (2020) and used-market median $99 (2026).
−12% / year · next year ≈ $87
2020
$210
2021
$185
2022
$163
2023
$144
2024
$127
2025
$112
2026 · now
$99
2027
$87
Similar
Same chip
- 2020 · from $139
Same class
- 2022 · from $60
- 2020 · from $99
- 2022
- 2023 · from $299
Similar price today
- 2020 · from $65
- 2022 · from $87
- 2020 · from $170
- 2022 · from $195
Same ecosystem
- 2024 · from $350
- 2024 · from $605
- 2024
- 2024 · from $850
Same year
- 2020 · from $249
- 2020 · from $45
- 2020 · from $115
- 2020 · from $139