Written by Ernie in Golf Tips Last Updated August 23, 2026
The Nikon COOLSHOT 40i GII rangefinder combines a 1600-yard published maximum range with 6× magnification and a published accuracy of 0.75 <700 yd; 1.25 at 700-999 yd; 1.75 at 1000+ yd. Its feature set includes slope compensation. At 6 oz, it falls into the lightweight class in this database. Derived comparison data works out to 266.7 yd of range per ounce, 81/100 portability efficiency and 1/100 range efficiency.
Golf rangefinder specifications
Nikon · COOLSHOT 40i GII · Laser
Year: 2019Max range: 1600 ydMagnification: 6×Accuracy: 0.75 <700 yd; 1.25 at 700-999 yd; 1.75 at 1000+ ydWeight: 6 oz
6 ozWeight
Rangefinder benchmarks
How this model compares
Benchmarks compare this rangefinder with the other dense-spec models in this database.
Maximum range
Above average
1600 yd
Low300 yd
This model1600 yd
Average997 yd
High1600 yd
Weight
Near average
6 oz
Low3.7 oz
This model6 oz
Average7 oz
High14 oz
Magnification
Near average
6×
Low4×
This model6×
Average6×
High7×
Portability efficiency
Above average
81/100
Low1/100
This model81/100
Average46/100
High98/100
At a glance
Rangefinder profile
Slope compensationYes
GPSNo
StabilizationNo
Cart magnetNo
RechargeableNo
Weather ratingIPX4
Overview
Model information
Manufacturer
Nikon
Model
COOLSHOT 40i GII
Category
Golf Rangefinder
Release year
2019
Status
Legacy
Rangefinder type
Laser
Derived numeric specs
Useful comparison metrics
These figures are calculated from the published measurements above to make size, range and portability easier to compare.
The Nikon COOLSHOT 20 GII rangefinder combines a 800-yard published maximum range with 6× magnification. At 4.6 oz, it falls into the ultralight class in this database. Derived comparison data works...
The Nikon COOLSHOT PROII STABILIZED rangefinder combines a 1200-yard published maximum range with 6× magnification and a published accuracy of ±0.8 yd. Its feature set includes slope compensation...