USB Chargers / Anker Prime Charger 100W 3-Port GaN (A2688) vs Apple 20W USB-C Power Adapter (A2305)
Anker Prime Charger 100W 3-Port GaN (A2688) vs Apple 20W USB-C Power Adapter (A2305)
Anker Prime Charger 100W 3-Port GaN (A2688)
100W with a usable 65/35 split — fast-charges a 14-inch MacBook Pro.
Wins overall by 2.7 points
Quick Verdict
A 2.7-point gap makes the Anker Prime Charger 100W 3-Port GaN (A2688) the straightforward choice here. 100W with a usable 65/35 split — fast-charges a 14-inch MacBook Pro.
The Anker Prime Charger 100W 3-Port GaN (A2688) and Apple 20W USB-C Power Adapter (A2305) are both closely matched USB Charger models, and the Apple 20W USB-C Power Adapter (A2305) is $61 cheaper than the Anker Prime Charger 100W 3-Port GaN (A2688) ($19 vs $79.99). On Output Power, the Anker Prime Charger 100W 3-Port GaN (A2688) leads (8.5 vs 3.0/10) — total wattage and single-port maximum. On Ports, the Anker Prime Charger 100W 3-Port GaN (A2688) leads (7.0 vs 2.0/10) — how many devices it can charge at once. On Features, the Anker Prime Charger 100W 3-Port GaN (A2688) leads (6.5 vs 2.0/10) — displays, protocol support and extras. Overall, the Anker Prime Charger 100W 3-Port GaN (A2688) scores 7.8/10 across our 8 scoring categories versus 5.1/10 for the Apple 20W USB-C Power Adapter (A2305). Below, we break down the full spec sheet, category-by-category scores, and exactly who should buy which one.
Side-by-Side Comparison
| Spec | Anker Prime Charger 100W 3-Port GaN (A2688) | Apple 20W USB-C Power Adapter (A2305) |
|---|---|---|
| Price | $79.99 | $19.00 |
| Release Year | 2024 | 2020 |
| Max Total Output (W) | 100✓ | 20 |
| Single-Port Max | 100 from USB-C, 22.5 from USB-A | 20 |
| Ports | 2x USB-C, 1x USB-A | 1x USB-C |
| GaN | Yes | No |
| USB-PD & PPS | PD 3.0 with PPS | PD 2.0 and 3.0, no PPS |
| Foldable Prongs | Yes | No |
| Dimensions | 43.5 x 29 x 67.8mm | Not published by Apple |
| Weight (g) | 170 | Not published by the manufacturer |
| Laptop Charging | Yes for a 14-inch MacBook Pro at full 96W; a 16-inch needs 140W | No |
| Power Sharing | Two USB-C gives 65W plus 35W for 100W total. USB-C plus USB-A gives 65W plus 22.5W. All three ports gives 89W total | Not applicable — single port |
| Display | None | None |
| Warranty | 18 months | 18 months |
| Colors | Black | White |
Category Scores
Output Power
The Anker Prime Charger 100W 3-Port GaN (A2688) leads clearly here, 8.5 against 3.0 — a 5.5-point margin on total wattage and single-port maximum. If that is what you are buying for, the Apple 20W USB-C Power Adapter (A2305) does not close the gap elsewhere.
Ports
The Anker Prime Charger 100W 3-Port GaN (A2688) leads clearly here, 7.0 against 2.0 — a 5.0-point margin on how many devices it can charge at once. If that is what you are buying for, the Apple 20W USB-C Power Adapter (A2305) does not close the gap elsewhere.
Power Sharing
The Apple 20W USB-C Power Adapter (A2305) leads clearly here, 10.0 against 7.5 — a 2.5-point margin on how well it holds wattage when several ports are in use — the spec buyers most often get caught by. If that is what you are buying for, the Anker Prime Charger 100W 3-Port GaN (A2688) does not close the gap elsewhere.
Portability
The Anker Prime Charger 100W 3-Port GaN (A2688) leads clearly here, 7.5 against 6.5 — a 1.0-point margin on size, weight and whether the prongs fold. If that is what you are buying for, the Apple 20W USB-C Power Adapter (A2305) does not close the gap elsewhere.
Build Quality
The Anker Prime Charger 100W 3-Port GaN (A2688) leads clearly here, 9.0 against 7.5 — a 1.5-point margin on materials, heat handling and warranty. If that is what you are buying for, the Apple 20W USB-C Power Adapter (A2305) does not close the gap elsewhere.
Features
The Anker Prime Charger 100W 3-Port GaN (A2688) leads clearly here, 6.5 against 2.0 — a 4.5-point margin on displays, protocol support and extras. If that is what you are buying for, the Apple 20W USB-C Power Adapter (A2305) does not close the gap elsewhere.
Compatibility
The Anker Prime Charger 100W 3-Port GaN (A2688) leads clearly here, 8.5 against 6.0 — a 2.5-point margin on PPS, PD version and support for Samsung, Pixel and Apple fast charging. If that is what you are buying for, the Apple 20W USB-C Power Adapter (A2305) does not close the gap elsewhere.
Value
The Anker Prime Charger 100W 3-Port GaN (A2688) leads clearly here, 8.0 against 4.0 — a 4.0-point margin on watts and ports relative to price. If that is what you are buying for, the Apple 20W USB-C Power Adapter (A2305) does not close the gap elsewhere.
Best For
Choose the Anker Prime Charger 100W 3-Port GaN (A2688) if…
- • Output Power matters most to you — the Anker Prime Charger 100W 3-Port GaN (A2688) scores 8.5/10 here (total wattage and single-port maximum).
- • Ports matters most to you — the Anker Prime Charger 100W 3-Port GaN (A2688) scores 7.0/10 here (how many devices it can charge at once).
- • Features matters most to you — the Anker Prime Charger 100W 3-Port GaN (A2688) scores 6.5/10 here (displays, protocol support and extras).
- • Value matters most to you — the Anker Prime Charger 100W 3-Port GaN (A2688) scores 8.0/10 here (watts and ports relative to price).
- • Your main use case is laptop or multi-device.
Choose the Apple 20W USB-C Power Adapter (A2305) if…
- • Power Sharing matters most to you — the Apple 20W USB-C Power Adapter (A2305) scores 10.0/10 here (how well it holds wattage when several ports are in use — the spec buyers most often get caught by).
- • You want to spend less — it's $61 cheaper.
- • Your main use case is compact.
Pros & Cons
Anker Prime Charger 100W 3-Port GaN (A2688)
Pros
- +100W single-port genuinely fast-charges a 14-inch MacBook Pro
- +Two ports split 65W plus 35W, which is one of the more usable divisions here
- +25% smaller than the A2343 it supersedes
Cons
- −The older A2343 is still on Amazon under a different ASIN with a worse 46/30/22.5W split — check the model number before buying
- −Not enough for a 16-inch MacBook Pro
- −No display
- −Drops to 89W total with three ports loaded
Apple 20W USB-C Power Adapter (A2305)
Pros
- +Apple's own brick, so compatibility is never in question
- +Sold everywhere and easy to replace
- +Still one of the best-selling chargers on Amazon
Cons
- −Only 20W, and no GaN — the 30W Anker and UGREEN cost the same and are smaller
- −No PPS at all, so it will not fast-charge Samsung or Pixel phones properly
- −Fixed prongs, so it does not pack flat
- −2020 silicon, functionally superseded by Apple's own 40W Dynamic adapter
Shop by Need
FAQs
Is the Anker Prime Charger 100W 3-Port GaN (A2688) or Apple 20W USB-C Power Adapter (A2305) better overall?+
Based on our 8-category scoring, the Anker Prime Charger 100W 3-Port GaN (A2688) comes out ahead overall. See the full breakdown in the scores section above — the right pick still depends on which categories matter most for your use case.
Which is better for Output Power, the Anker Prime Charger 100W 3-Port GaN (A2688) or the Apple 20W USB-C Power Adapter (A2305)?+
The Anker Prime Charger 100W 3-Port GaN (A2688) scores higher on Output Power (8.5/10 vs 3.0/10) — total wattage and single-port maximum.
Which is better for Ports, the Anker Prime Charger 100W 3-Port GaN (A2688) or the Apple 20W USB-C Power Adapter (A2305)?+
The Anker Prime Charger 100W 3-Port GaN (A2688) scores higher on Ports (7.0/10 vs 2.0/10) — how many devices it can charge at once.
Which is better for Features, the Anker Prime Charger 100W 3-Port GaN (A2688) or the Apple 20W USB-C Power Adapter (A2305)?+
The Anker Prime Charger 100W 3-Port GaN (A2688) scores higher on Features (6.5/10 vs 2.0/10) — displays, protocol support and extras.
Which is better for Value, the Anker Prime Charger 100W 3-Port GaN (A2688) or the Apple 20W USB-C Power Adapter (A2305)?+
The Anker Prime Charger 100W 3-Port GaN (A2688) scores higher on Value (8.0/10 vs 4.0/10) — watts and ports relative to price.
Is the Anker Prime Charger 100W 3-Port GaN (A2688) worth the price difference over the Apple 20W USB-C Power Adapter (A2305)?+
The Apple 20W USB-C Power Adapter (A2305) is the cheaper option at $19 versus $79.99. Whether the pricier model is "worth it" depends on how much you value its lead in Output Power.
Which is better suited to my use case?+
The Anker Prime Charger 100W 3-Port GaN (A2688) is the better fit if you mainly care about laptop or multi-device. The Apple 20W USB-C Power Adapter (A2305) is the better fit for compact.
What's the warranty on the Anker Prime Charger 100W 3-Port GaN (A2688) vs the Apple 20W USB-C Power Adapter (A2305)?+
The Anker Prime Charger 100W 3-Port GaN (A2688) ships with a 18-month warranty; the Apple 20W USB-C Power Adapter (A2305) ships with a 18-month warranty. Always confirm current terms on the manufacturer's site before buying.
Should I wait for the next model instead of buying either of these?+
If either model is more than two years old, a successor may be close — check the "Latest Model" link on each product page. Otherwise, both are current, well-supported options and there's no strong reason to wait.
Premium Option
Baseus PicoGo AH11 140W 4-Port — $99.99
Specifications and prices for both products last verified . Scores are calculated from published specifications — see how we compare products.