Stihl BT 45
#5 in GasFull review
A light one-person drill for planting bulbs and small holes. It is not the tool for fence posts.
Stihl $639.99$639.99
The Stihl BT 45 is the better earth auger overall, rated 3.8 to 3.4. The Stihl BT 45 leads on weight. The Earthquake Dually 43101 costs $250 less ($389.99 vs $639.99).
Earthquake Dually 43101
#15 in GasFull review
The spline-shaft version of the Dually for buyers who change bits often or want the Outrigger arm. Others can save with the 10310.
Amazon $389.99$389.99
Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Stihl BT 45 for weight (10.7 lb vs 28 lb).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every gas earth auger; a clear win is highlighted. How we rank explains each one.
| Factor weight | Stihl BT 45 | Earthquake Dually 43101 |
|---|---|---|
| Overall rating | 3.8/5 | 3.4/5 |
| Value 30% | 50 largest bit not published (neutral score used) | 50 largest bit not published (neutral score used) |
| Torque 15% | 50 torque not published (neutral score used) | 50 torque not published (neutral score used) |
| Reverse 15% | 100 reverse to free a stuck bit | 50 reverse not stated (neutral score used) |
| Weight 15% | 100 10.7 lb | 73 28 lb |
| Warranty 25% | 50 warranty not published (neutral score used) | 50 warranty not published (neutral score used) |
Specifications
| Stihl BT 45 | Earthquake Dually 43101 | |
|---|---|---|
| Drilling | ||
| Power | Gas | 52 cc gas |
| Bit included | None | None |
| Bit speed | 910 rpm | - |
| Reverse | Yes | - |
| Build | ||
| Operators | 1 | 2 |
| Weight | 10.7 lb | 28 lb |