What They Have in Common
Both run on a 1.2-inch AMOLED touchscreen at 390x390 resolution. Both preload 43,000+ courses worldwide. Both get 15 hours in GPS mode and 10 days in watch mode. Both sit on the same free/subscription split — basic distances free, green contours and PlaysLike Distance behind a $99.99/yr Garmin Golf membership. Same price: $299.99.
Where They Differ
Weight and Who This Watch Was Made For
The J1 is 29g. The S44 is 42g. That's not just a spec difference — it's the whole design philosophy. Garmin built the J1 specifically for junior golfers, and the weight was clearly the primary constraint. Thirteen grams doesn't sound like much until you think about a 12-year-old swinging a 7-iron a few hundred times a round. At 29g, the J1 essentially disappears on the wrist. The S44 at 42g is still light by adult-watch standards, but it's built for adults.
This also shows up in the band. The J1 uses a 20mm elastic hook-and-loop ComfortFit band. The S44 uses a standard silicone band. The ComfortFit design is deliberate — it stays put during a full swing in a way that a sliding silicone band might not.
Shot Tracking
The J1 has Garmin AutoShot built in. It detects shots automatically using the watch's own sensors — no tags, no setup, no manually marking your ball position. You play, it tracks.
The S44 has no AutoShot. You get manual shot tracking on the watch, or you can add CT1 or CT10 club sensors sold separately. CT10 sensors run roughly $150-200 for a full set. That's real money on top of a watch that already costs $300. If automatic shot tracking matters to you, the J1 includes it at no extra cost. If you're fine marking shots manually, the S44's approach is fine — and the CT sensor system is more accurate per-club once set up, for golfers who want that depth.
Water Resistance, Charging, and Notifications
The S44 has 5 ATM water resistance, which means it can handle rain, sweat, and the occasional water hazard without drama. The J1's water rating isn't listed in the spec data, so I wouldn't test it in a downpour.
The S44 charges via USB-C. The J1 uses Garmin's proprietary charger. This matters more than it sounds — USB-C means one fewer cable in your bag, and if you forget your charger at home, you can borrow anyone's. The proprietary charger on the J1 is a genuine inconvenience for travel.
The S44 also gets smart notifications — texts, calls, calendar alerts pushing to your wrist. The J1 doesn't. For most junior golfers, that's probably fine. For adults who wear their GPS watch daily, it changes the value calculation.
Slope Mode
The S44 has slope mode. The J1 doesn't. Both are tournament-legal (with slope disabled where required on the S44). If you regularly play courses with significant elevation change and want plays-like yardages, the S44 adds that capability. Worth noting: PlaysLike Distance as a calculated feature on the S44 requires the Garmin Golf membership ($99.99/yr) — slope mode at the device level appears to be the basic grade/elevation indicator rather than the full AI distance adjustment.
Who Should Buy Which
Get the Garmin Approach J1 if:
- You're buying for a junior golfer and weight actually matters for their swing development
- You want automatic shot tracking without paying extra for sensors
- The golfer in question doesn't need smart notifications or water rating certifications on the spec sheet
- You're okay carrying a proprietary charger
Get the Garmin Approach S44 if:
- You're an adult buying a daily-wear GPS watch
- USB-C charging matters to you (it should)
- You want smart notifications pushed to your wrist during the day
- Slope mode is something you'd actually use
- You're willing to add CT sensors later if shot tracking becomes a priority
The Bottom Line
At the same price, these two watches are more different than they look on paper. The J1 is genuinely purpose-built for junior golfers in a way that matters — the weight reduction is real, the AutoShot inclusion removes friction for younger players, and the ComfortFit band is designed for an active swing. The S44 is the more complete adult watch: USB-C, 5 ATM, notifications, and slope mode round it out in ways that matter for everyday wear.
Pick based on who's wearing it. Junior golfer? J1 without much debate. Adult? S44.
Get the Garmin Approach S44.