ASUS - ROG Harpe Ace Aim Lab Edition vs Logitech - G309 Lightspeed
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | ASUS - ROG Harpe Ace Aim Lab Edition | Logitech - G309 Lightspeed |
|---|---|---|
| Battery | 90 h | 300 h |
| Max DPI | 36000 | 25600 |
| Weight | 54 g | 68 g |
| Buttons | 5 | 6 |
Between the ROG Harpe Ace Aim Lab Edition and G309 Lightspeed, the ROG Harpe Ace Aim Lab Edition comes out ahead in max dpi / weight, while the G309 Lightspeed wins on battery / buttons. Overall, the ROG Harpe Ace Aim Lab Edition scores 66.6 and the G309 Lightspeed scores 63.1 on our Mars Score.
Which should you buy?
The ROG Harpe Ace Aim Lab Edition edges ahead on the Mars Score (66.6 vs 63.1), but the 3.5-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the ROG Harpe Ace Aim Lab Edition if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are max dpi, weight. The single most decisive one: Max DPI — 40.63% more. 36000 vs 25600.
Pick the G309 Lightspeed if you care most about battery / buttons. Its strongest claims are battery, buttons. The single most decisive one: Battery — 233.33% more. 300 h vs 90 h.
Both ship with comparable polling rate, wireless, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: ASUS - ROG Harpe Ace Aim Lab Edition or Logitech - G309 Lightspeed?
ASUS - ROG Harpe Ace Aim Lab Edition leads the current Mars Score by 3.5 points.The more useful decision is the trade-off behind that result: compare max dpi, weight against the way you will actually use the product.
Choose ASUS - ROG Harpe Ace Aim Lab Edition if…
ASUS - ROG Harpe Ace Aim Lab Edition has the measurable edge on max dpi, weight g.
Choose Logitech - G309 Lightspeed if…
Logitech - G309 Lightspeed has the measurable edge on battery h, button count.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why ASUS - ROG Harpe Ace Aim Lab Edition wins
- ▲Max DPI — 40.63% more. 36000 vs 25600.
- ▲Weight — 14.00 g less. 54 vs 68.
Why Logitech - G309 Lightspeed wins
- ▲Battery — 233.33% more. 300 h vs 90 h.
- ▲Buttons — 1.00 more. 6 vs 5.
Spec comparison
Sensor
| Spec | ASUS - ROG Harpe Ace Aim Lab Edition | Logitech - G309 Lightspeed |
|---|---|---|
| Max DPI | 36000lead | 25600 |
| Max IPS | 650lead | 400 |
| Polling rate | 1000 Hz | 1000 Hz |
Design
| Spec | ASUS - ROG Harpe Ace Aim Lab Edition | Logitech - G309 Lightspeed |
|---|---|---|
| Weight | 54 glead | 68 g |
| Buttons | 5 | 6lead |
| Shape | Right-handed | Right-handed |
Connectivity
| Spec | ASUS - ROG Harpe Ace Aim Lab Edition | Logitech - G309 Lightspeed |
|---|---|---|
| Wireless | true | true |
| Battery | 90 h | 300 hlead |