Gladsmile GPS Dog Fence ZF550
#2 in GPSFull review
For a low-cost GPS fence with a custom-shape option and no plan.
Amazon $84.99$84.99
The Gladsmile GPS Dog Fence ZF550 is the better wireless dog fence overall, rated 4.1 to 3.5. The Gladsmile GPS Dog Fence ZF550 leads on 3-year cost and features. The Gladsmile GPS Dog Fence ZF550 costs $65 less ($84.99 vs $149.99).
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.
WIEZ GPS Dog Fence D030
#10 in GPSFull review
For a simple circular GPS boundary on open land at a low price.
Amazon $149.99$149.99
Which should you buy?
- Choose the Gladsmile GPS Dog Fence ZF550 for 3-year cost ($84.99 over 3 years, no plan needed vs $149.99 over 3 years, no plan needed) and features (custom-shaped boundary vs none of the listed features).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every GPS wireless dog fence; a clear win is highlighted. How we rank explains each one.
| Factor weight | Gladsmile GPS Dog Fence ZF550 | WIEZ GPS Dog Fence D030 |
|---|---|---|
| Overall rating | 4.1/5 | 3.5/5 |
| 3-year cost 30% | 100 $84.99 over 3 years, no plan needed | 84 $149.99 over 3 years, no plan needed |
| Coverage 10% | 100 6,561 ft stated radius (about 3,104.6 acres) | 100 up to 776 acres stated |
| Battery 15% | 52 40 h per charge | 50 battery life not published (neutral score used) |
| Correction 15% | 100 tone, vibration, static | 50 correction types not published (neutral score used) |
| Fit 10% | 60 dogs from 15 lb | 50 smallest dog size not published (neutral score used) |
| Features 15% | 30 custom-shaped boundary | 0 none of the listed features |
| Warranty 5% | 0 warranty not published, scored as none | 67 2-year warranty |
Specifications
| Gladsmile GPS Dog Fence ZF550 | WIEZ GPS Dog Fence D030 | |
|---|---|---|
| Boundary | ||
| Type | GPS | GPS |
| Stated coverage | 6,561 ft radius | 776 acres |
| Largest radius | 6,561 ft | 3,281 ft |
| Custom-shaped boundary | Yes | No |
| Collar | ||
| Battery life | 40 h | - |
| Waterproofing | IPX7 | - |
| Dog weight | 15-120 lb | - |
| Corrections | Tone, Vibration, Static | - |
| Static levels | 9 | - |
| System | ||
| Collars included | 1 | 1 |
| Phone app | - | No |
| Live location | No | No |
| Training remote | No | No |
| Cost | ||
| Plan | None | None |
| 3-year cost | $84.99 | $149.99 |
| Warranty | - | 2 years |