FNIRSI DPOS350P
For hobbyists who want a high claimed bandwidth, a spectrum view and a generator in a portable 7 in tablet. Memory depth is the trade-off.
Amazon $279.99$279.99
The FNIRSI DPOS350P is the better oscilloscope overall, rated 3.9 to 3.6. The FNIRSI DPOS350P leads on value and bandwidth. The OWON HDS2202S wins on features. The FNIRSI DPOS350P costs $29.01 less ($279.99 vs $309).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
OWON HDS2202S
The fastest handheld here for field work that needs a meter and generator alongside a 200 MHz scope.
Amazon $309$309
Which should you buy?
- Choose the FNIRSI DPOS350P for value ($0.80 per MHz ($279.99, 350 MHz claimed) vs $1.54 per MHz ($309, 200 MHz claimed)) and bandwidth (350 MHz claimed bandwidth vs 200 MHz claimed bandwidth).
- Choose the OWON HDS2202S for features (built-in multimeter, signal generator, built-in battery vs signal generator, built-in battery, touchscreen).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 100 mhz and up oscilloscope; a clear win is highlighted. How we rank explains each one.
| Factor weight | FNIRSI DPOS350P | OWON HDS2202S |
|---|---|---|
| Overall rating | 3.9/5 | 3.6/5 |
| Value 30% | 100 $0.80 per MHz ($279.99, 350 MHz claimed) | 71 $1.54 per MHz ($309, 200 MHz claimed) |
| Bandwidth 20% | 100 350 MHz claimed bandwidth | 84 200 MHz claimed bandwidth |
| Sample rate 10% | 81 1 GSa/s sampling | 81 1 GSa/s sampling |
| Memory 10% | 36 47 Kpts of memory | 50 memory depth not published (neutral score used) |
| Features 20% | 40 signal generator, built-in battery, touchscreen | 50 built-in multimeter, signal generator, built-in battery |
| Warranty 10% | 0 warranty not published, scored as none | 0 warranty not published, scored as none |
Specifications
| FNIRSI DPOS350P | OWON HDS2202S | |
|---|---|---|
| Scope | ||
| Claimed bandwidth | 350 MHz | 200 MHz |
| Sample rate | 1 GSa/s | 1 GSa/s |
| Channels | 2 | 2 |
| Memory depth | 47 Kpts | - |
| Serial decode | No | No |
| Extras | ||
| Multimeter | No | Yes, 20,000 counts |
| Signal generator | Yes, up to 50 MHz | Yes |
| Build | ||
| Type | Tablet | Handheld |
| Display | 7 in | 3.5 in |
| Touchscreen | Yes | - |
| Built-in battery | Yes, 8,000 mAh | Yes |