The NZXT H510 Flow wins in 5 out of 8 comparable specs. Its biggest advantage is Included Fans (100% better).
S100 TG wins in 2 specs (2.5" Bays: 50% better).
Recommendation
Choose H510 Flow if you want the best overall performance — especially included fans.
Choose S100 TG if 2.5" bays matters more to you.
| Spec | NZXTH510 Flow | ThermaltakeS100 TG |
|---|---|---|
| Design | ||
| Type | ATX Mid Tower | Micro ATX |
| Side Panel | Tempered Glass | Tempered Glass |
| Weight | 6.8 | 5.1 |
| Compatibility | ||
| Max GPU Length | 360 mm+9% | 330 mm |
| Max Cooler Height | 165 mm+2% | 161 mm |
| Max PSU Length | 200 mm+18% | 170 mm |
| Max Radiator |
| 280 mm |
| 280 mm |
| Motherboard Support | ATX, Micro ATX, Mini ITX | Micro ATX, Mini ITX |
| Cooling | ||
| Included Fans | 2+100% | 1 |
| Storage | ||
| 2.5" Bays | 2 | 3+50% |
| 3.5" Bays | 3+50% | 2 |
| I/O | ||
| Front I/O | 1x USB-C, 1x USB-A 3.0, Audio | 2x USB-A 3.0, Audio |
| Price | ||
| MSRP | $85 | $50−41% |
| Release Date | Jun 2021 | Mar 2020 |