The Callaway Big Bertha B21 Driver combines a 460 cc head, loft options of 9°, 10.5° and 12.5°, yes; 9°: 8°-11°; 10.5°: 9.5°-12.5°; 12.5°: 11.5°-14.5°, a standard length of 45.75 in, and a listed swing weight of D2.
Driver • 2020 • 9°:RH/LH; 10.5°:RH/LH; 12.5°:RH • Yes; 9°: 8°-11°; 10.5°: 9.5°-12.5°; 12.5°: 11.5°-14.5°
Key specifications
Visual model specs
Built only from this model’s supplied specifications.
How the Callaway Big Bertha B21 Driver compares
This compares the baseline specification with other Callaway drivers in this database. Driver loft comparisons use the lowest stated loft.
About 5% larger than the Callaway drivers database average. Around the 64th percentile for this field.
Very close to the Callaway drivers database average. Around the 49th percentile for this field.
About 4% more upright than the Callaway drivers database average. Around the 96th percentile for this field.
Very close to the Callaway drivers database average. Around the 84th percentile for this field.
Club information
| Manufacturer | Callaway |
|---|---|
| Model | Big Bertha B21 |
| Club type | Driver |
| Release year | 2020 |
Head, loft and weighting
| Head size | 460 cc |
|---|---|
| Available lofts | 9°; 10.5°; 12.5° |
| Loft adjustability | Yes; 9°: 8°-11°; 10.5°: 9.5°-12.5°; 12.5°: 11.5°-14.5° |
| Lie angle | 60° |
| Swing weight | D2 |
Shaft, grip and setup
| Standard length | 45.75 in |
|---|---|
| Stock shaft options | Callaway RCH 40 (light), RCH 55 (regular), RCH 65 (stiff) |
| Stock grip | Lamkin Sonar |
| Hand availability | 9°:RH/LH; 10.5°:RH/LH; 12.5°:RH |
Construction and forgiveness
| Face / material / construction | Titanium construction with an A.I.-designed Flash Face SS20 and Jailbreak bars |
|---|---|
| MOI / forgiveness information | High-MOI, oversized forgiving head; designed to reduce slices with an internal draw bias |
Data note: Golf club specifications can vary by loft, shaft, flex, hand, set composition and market. Where the source row lists multiple configurations, the complete supplied value is retained in the tables. Representative benchmark charts normalize multi-club sets to a consistent comparison point.