What They Have in Common
Both ring up at exactly $299.99, both hit ±1 yard accuracy, both have slope with a legal switch to turn it off for competition, and both use an LCD-based display. That's a decent shared baseline. At this price point, you're not compromising on the core job — flag distance, fast acquisition, accurate number.
Where They Differ
Size, Weight, and Portability
This is where the A1-Slope makes its case loudest. At 5.1 oz and 3.75 × 1.42 × 2.36 inches, it's the smallest rangefinder Bushnell has ever made, and it shows — this thing fits in a shorts pocket without any real bulk. Shot Scope doesn't publish weight or dimensions for the PRO ZR, which makes a direct comparison impossible. That's a meaningful data gap. If you're the kind of golfer who wants the rangefinder in your pocket rather than clipped to a bag, you'd be buying the PRO ZR partly on faith that it fits the same way. Probably it's a normal-sized rangefinder — that's my read, anyway — but you can't know for sure.
Battery and Charging
The A1-Slope is USB-C rechargeable with a rated 50+ rounds (around 3,000 actuations) per charge. That's a real advantage for anyone who's been burned by a dead CR2 mid-round. USB-C means any modern cable works — the one in your car, the one in your bag, the one from your phone. The Shot Scope PRO ZR's battery situation isn't published at all, which is a strange omission for a $299 device. You'd want to know before buying whether you're looking at a rechargeable unit or a disposable battery setup, and right now that information simply isn't available.
Display
Shot Scope calls this a "dual optics LCD" with red and black coloring, which seems to mean the display uses two-color contrast to improve readability. Whether that actually beats a standard single-color LCD in sunlight is hard to say without hands-on time — the spec language is a little vague. The A1-Slope runs a standard LCD. Honestly, nobody reads a rangefinder in direct sunlight anyway — you've always got your hand shading the eyepiece — so display differences tend to matter less than manufacturers suggest.
Range Ceiling and Brand Context
The PRO ZR has a 1,500-yard max range versus the A1-Slope's 1,300. For actual flag-finding purposes, that difference is academic — you're never ranging 1,300 yards to a flag. Shot Scope is a respected GPS and tracking brand that's been building a rangefinder lineup, but Bushnell has been the category leader for years. That's not a knock on Shot Scope — the PRO ZR has good core specs — it's just context for what you're getting from each name on the box.
Who Should Buy Which
Get the Bushnell A1-Slope if:
- You play four or five times a week and want one rangefinder that charges overnight like your phone, with no battery surprises at the first tee.
- You're a 12-handicap who wears shorts all summer and genuinely wants this thing in a pocket, not clipped to a cart.
- You want a known quantity — Bushnell's accuracy and optics at this price have years of established reputation behind them.
- You'll toggle slope off for tournaments. You'll probably forget. But at least the switch is there.
Get the Shot Scope PRO ZR if:
- You're already in the Shot Scope ecosystem and want your rangefinder to match your setup.
- You prefer a two-color display and the red/black LCD contrast is something you've tried and liked.
- You've read the full spec sheet somewhere that includes battery type and weight, and those details satisfied you.
- Size and rechargeability aren't factors — you just want a solid, accurate unit at this price.
The Bottom Line
Same price, same accuracy, same slope functionality. The A1-Slope wins on transparency: you know exactly what you're getting — size, weight, battery life, charging standard. The PRO ZR has some genuinely interesting features but leaves too many specs unpublished for a $299 purchase. When two rangefinders cost the same and one of them tells you how long the battery lasts, you buy that one.
Get the Bushnell A1-Slope.
See Also