Bob Reeves vs GR Technologies Trumpet Mouthpieces
Bob Reeves offers 719 trumpet mouthpieces (made in United States), while GR Technologies has 113 models (made in United States). On average, Bob Reeves cups measure 16.74mm versus 16.59mm for GR Technologies. Below we compare both lineups side by side to help you choose the right brand for your playing style.
Bob Reeves
Models719
Avg cup16.74mm
Avg throat3.66mm
Common style—
CountryUnited States
vs
GR Technologies
Models113
Avg cup16.59mm
Avg throat—
Common style—
CountryUnited States
Bob Reeves vs GR Technologies — head-to-head comparisons
- Bob Reeves 40/SV/692sL vs GR Technologies 66M
- Bob Reeves 40/SV/692sL vs GR Technologies 3M
- Bob Reeves 40/SV/692sL vs GR Technologies 63S
- Bob Reeves 40/SV/692sL vs GR Technologies 65SZ
- Bob Reeves 42/SV/692s vs GR Technologies 66M
- Bob Reeves 42/SV/692s vs GR Technologies 3M
- Bob Reeves 42/SV/692s vs GR Technologies 63S
- Bob Reeves 42/SV/692s vs GR Technologies 65SZ
- Bob Reeves Piccolo 43N/M/X vs GR Technologies 66M
- Bob Reeves Piccolo 43N/M/X vs GR Technologies 3M
- Bob Reeves Piccolo 43N/M/X vs GR Technologies 63S
- Bob Reeves Piccolo 43N/M/X vs GR Technologies 65SZ
All models
Bob Reeves (719)
40/SV/692sL
15.88mm · Shallow
42/SV/692s
16.67mm · Shallow
Piccolo 43N/M/X
17.07mm · Medium
42/ES/692
16.67mm · V.Shallow
42/ES/692sL
16.67mm · V.Shallow
Piccolo 40/SV/692sL
15.88mm · Shallow
Piccolo 40/SV/X
15.88mm · Shallow
Piccolo 43.5/SV/692
17.26mm · Shallow
40/SV/2
15.88mm · Shallow
Piccolo 42/ES/X
16.67mm · V.Shallow
40/SV/69
15.88mm · Shallow
41/D/X
16.27mm · Deep
42/S/692s
16.67mm · Shallow
43.5/B/69
17.26mm · V.Deep
Piccolo 40/C/692s
15.88mm · Deep
Piccolo 40/SV/s
15.88mm · Shallow
Piccolo 42/SV/X
16.67mm · Shallow
RP2
16.07mm · Shallow
40/B/69
15.88mm · V.Deep
40/C/2
15.88mm · Deep
GR Technologies (113)
66M
16.76mm · Medium
3M
16.76mm · Medium
63S
16.00mm · Shallow
65SZ
16.50mm · Shallow
63Z**
16.00mm · Shallow
64S
16.26mm · Shallow
64SZ
16.26mm · Shallow
63SZ
16.00mm · Shallow
63Z*
16.00mm · Shallow
66MS
16.76mm · Medium
63MS
16.00mm · Medium
E62S
15.75mm · Shallow
62MS
15.75mm · Medium
64.7M
16.43mm · Medium
64ES
16.26mm · Shallow
64M
16.26mm · Medium
E62MS
15.75mm · Medium
G66***
16.76mm · Medium
Primal 62
15.75mm · Medium
3MS
16.76mm · Medium
Frequently asked questions
Which brand makes better trumpet mouthpieces — Bob Reeves or GR Technologies?
Neither brand is universally better. Bob Reeves has 719 models and GR Technologies has 113. The best choice depends on your playing style, preferred cup depth, and tonal goals. Compare specific models head-to-head to find the right fit.
How do Bob Reeves and GR Technologies trumpet mouthpieces compare in size?
Bob Reeves averages 16.74mm cup diameter with 3.66mm throat. GR Technologies averages 16.59mm cup diameter with N/Amm throat.