Blue Tees Series 4 Ultra vs Cobalt Q-6 Slope
Side-by-side specs — range, magnification, slope, tournament-legality, and price. The better spec in each row is highlighted.

Mid-range · Laser
Blue Tees Series 4 Ultra
$300 · 1,200 yd · 6.0x

Mid-range · Laser
Cobalt Q-6 Slope
$400 · 2,500 yd · 7.0x
Blue Tees Series 4 Ultra vs Cobalt Q-6 Slope — spec comparison
| Series 4 Ultra | Q-6 Slope | |
|---|---|---|
| Price (street) | $300 | $400 |
| Type | Laser | Laser |
| Max range | 1,200 yd | 2,500 yd |
| Magnification | 6.0x | 7.0x |
| Slope | Yes (switchable) | Yes (switchable) |
| Tournament legal | Yes | Yes |
| Pin lock | — | PinSense, Surge (Vibration) |
| Display | OLED | Brilliant Projection Display (Red) |
| Image stabilization | — | — |
| Water resistance | IP54 | IPX7 |
| Battery | — | CR2 |
| Weight | — | 10.0 oz |
| Built-in GPS | No | No |
Blue Tees Series 4 Ultra vs Cobalt Q-6 Slope — frequently asked
Which has longer range, the Blue Tees Series 4 Ultra or Cobalt Q-6 Slope?
The Cobalt Q-6 Slope ranges farther — up to 2,500 yards, vs 1,200 yards for the Series 4 Ultra. In practice both reach a flag well beyond normal golf distances; the bigger number mainly matters for reflective targets.
Which is better for tournament play, the Blue Tees Series 4 Ultra or Cobalt Q-6 Slope?
Both are tournament-legal (slope can be switched off where present), so either is fine for competitive rounds.
What is the price difference between the Blue Tees Series 4 Ultra and Cobalt Q-6 Slope?
The Blue Tees Series 4 Ultra is cheaper by about $100 ($300 vs $400).
Which has higher magnification?
The Cobalt Q-6 Slope has 7.0x magnification vs 6.0x on the Series 4 Ultra, giving a slightly larger view of the target.
