Blue TeesBlue Tees Series 4 Ultra
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The Blue Tees Series 4 Ultra is a mid-range laser golf rangefinder released in 2025. It ranges targets up to 1,200 yards (about 350 yards to the flag) with 6.0x magnification. It has a slope mode that adjusts for elevation, and because that slope can be switched off it is legal for tournament play under USGA Rule 4.3a. The unit has a oled display, IP54 water resistance. The Series 4 Ultra typically sells for around $300.
Blue Tees Series 4 Ultra specifications
| Type | Laser |
|---|---|
| Price (street) | $299.98 |
| Max range | 1,200 yd |
| Flag-lock range | 350 yd |
| Magnification | 6.0x |
| Slope | Yes (switchable) |
| Tournament legal | Yes |
| Display | OLED |
| Water resistance | IP54 |
| Built-in GPS | No |
| Released | 2025 |
Blue Tees Series 4 Ultra — frequently asked
Is the Blue Tees Series 4 Ultra tournament legal?
Yes. The Blue Tees Series 4 Ultra has slope, but the slope feature can be switched off, which makes it conforming for tournament play under USGA Rule 4.3a. Just disable slope before a competitive round.
What is the range of the Blue Tees Series 4 Ultra?
The Blue Tees Series 4 Ultra ranges targets up to 1,200 yards, and locks onto a flag at roughly 350 yards. It uses 6.0x magnification.
Does the Blue Tees Series 4 Ultra have slope?
Yes. The Blue Tees Series 4 Ultra measures slope-adjusted "plays-like" distance that accounts for uphill and downhill shots. The slope mode can be toggled off for tournament play.
How much does the Blue Tees Series 4 Ultra cost?
The Blue Tees Series 4 Ultra typically retails for around $300, putting it in the mid-range tier of golf rangefinders.
Is the Blue Tees Series 4 Ultra waterproof?
The Blue Tees Series 4 Ultra carries a IP54 rating, so it is built to handle rain and wet conditions on the course.
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