Samsung Galaxy S21 vs Samsung Galaxy S24+
34.4Performance61.1
49.1Display66.7
40.8Camera47.3
36.9Battery62.3
78.7Features94.7
2 spec wins — Samsung Galaxy S2117 spec wins — Samsung Galaxy S24+
InnoReviews verdict
Samsung Galaxy S24+ wins this phone face-off, 63 to 43.6, pulling ahead mainly in performance (+27) and battery (+25). Samsung Galaxy S21 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Samsung Galaxy S21
- 540% higher telephoto: 64 MP vs 10 MP
- 13% lower weight: 171 g vs 196 g
- Lower launch price: $799 vs $1,000
Reasons to pick the Samsung Galaxy S24+
- Stronger performance score: 61 vs 34
- Stronger display score: 67 vs 49
- Stronger camera score: 47 vs 41
- Stronger battery score: 62 vs 37
- Stronger features score: 95 vs 79
Display
| Spec | Samsung Galaxy S21 | Samsung Galaxy S24+ |
|---|---|---|
| Screen size | 6.2 ″ | 6.7 ″+8% |
| Panel type | AMOLED | Dynamic LTPO AMOLED 2X |
| Resolution | 2400x1080 | 1440x3120 |
| Pixel density | 421 ppi | 513 ppi+22% |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,300 nits | 2,600 nits+100% |
| Screen-to-body | — | 91.6 % |
| AnTuTu 10 (CPU) | 252,025Top 94% | 637,914+153%Top 32% |
| AnTuTu 10 (GPU) | 127,819Top 79% | 562,338+340%Top 38% |
| AnTuTu 10 (Memory) | 144,909Top 91% | 289,405+100%Top 44% |
| AnTuTu 10 (UX) | 221,794Top 88% | 425,200+92%Top 38% |
Performance
| Spec | Samsung Galaxy S21 | Samsung Galaxy S24+ |
|---|---|---|
| Chipset | Samsung Exynos 2100 | Snapdragon 8 Gen 3 for Galaxy |
| AnTuTu 10 | 746,547Top 66% | 1,914,857+156%Top 12% |
| Geekbench 6 (single) | 1,430Top 52% | 2,250+57%Top 20% |
| Geekbench 6 (multi) | 3,550Top 56% | 6,900+94%Top 18% |
| RAM (max) | 8 GB | 12 GB+50% |
| Storage options | 128GB / 256GB | 256/512GB |
| Storage type | UFS 3.1 | UFS 4.0 |
Camera
| Spec | Samsung Galaxy S21 | Samsung Galaxy S24+ |
|---|---|---|
| Main camera | 12 MP | 50 MP+317% |
| Main aperture | f/1.8 | f/1.8 |
| Ultra-wide | 12 MP | 12 MP |
| Telephoto | 64 MP+540% | 10 MP |
| Optical zoom | — | 3 x |
| Max video | 8K@24fps | 8K@30fps |
| Front camera | 10 MP | 12 MP+20% |
| OIS | Yes | Yes |
Battery
| Spec | Samsung Galaxy S21 | Samsung Galaxy S24+ |
|---|---|---|
| Capacity | 4,000 mAh | 4,900 mAh+23% |
| Wired charging | 25 W | 45 W+80% |
| Wireless charging | 15 W | 15 W |
| Active use endurance | — | 12 h |
Design
| Spec | Samsung Galaxy S21 | Samsung Galaxy S24+ |
|---|---|---|
| Weight | 171 g+13% | 196 g |
| Thickness | 7.9 mm | 7.7 mm+3% |
| IP rating | IP68 | IP68 |
| Frame material | Aluminum | Armor Aluminum |
Connectivity
| Spec | Samsung Galaxy S21 | Samsung Galaxy S24+ |
|---|---|---|
| 5G | Yes | Yes |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 6E |
| Bluetooth | 5.0 | 5.3 |
| NFC | Yes | Yes |
| USB | USB-C 3.2 | USB-C 3.2 |
| eSIM | Yes | Yes |
Software
| Spec | Samsung Galaxy S21 | Samsung Galaxy S24+ |
|---|---|---|
| OS at launch | Android 11 (One UI 3.1) | Android 14 (One UI 6.1) |
| OS update pledge | 4 years | 7 years+75% |
Audio
| Spec | Samsung Galaxy S21 | Samsung Galaxy S24+ |
|---|---|---|
| Stereo speakers | Yes | Yes |
| 3.5mm jack | No | No |
Related comparisons
Samsung Galaxy S21vs Honor X9bVSSamsung Galaxy S21vs POCO M6 Pro (4G)VSSamsung Galaxy S21vs POCO X5 ProVSSamsung Galaxy S21vs Redmi Note 12 Pro 5GVSSamsung Galaxy S24+vs Samsung Galaxy S23 UltraVSSamsung Galaxy S24+vs Xiaomi 13 ProVSSamsung Galaxy S24+vs iPhone 16 ProVSSamsung Galaxy S24+vs Google Pixel 9 ProVS