USB Chargers / Anker Nano Charger 30W (A2147) vs Apple 20W USB-C Power Adapter (A2305)
Anker Nano Charger 30W (A2147) vs Apple 20W USB-C Power Adapter (A2305)
Anker Nano Charger 30W (A2147)
30W and PPS in an Apple-20W-sized body — the default small charger.
Wins overall by 2.2 points
Quick Verdict
A 2.2-point gap makes the Anker Nano Charger 30W (A2147) the straightforward choice here. 30W and PPS in an Apple-20W-sized body — the default small charger.
The Anker Nano Charger 30W (A2147) and Apple 20W USB-C Power Adapter (A2305) are both closely matched USB Charger models, and they're priced almost identically ($22.99 vs $19). On Value, the Anker Nano Charger 30W (A2147) leads (9.0 vs 4.0/10) — watts and ports relative to price. On Features, the Anker Nano Charger 30W (A2147) leads (6.0 vs 2.0/10) — displays, protocol support and extras. On Portability, the Anker Nano Charger 30W (A2147) leads (9.5 vs 6.5/10) — size, weight and whether the prongs fold. Overall, the Anker Nano Charger 30W (A2147) scores 7.3/10 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 Nano Charger 30W (A2147) | Apple 20W USB-C Power Adapter (A2305) |
|---|---|---|
| Price | $22.99 | $19.00 |
| Release Year | 2022 | 2020 |
| Max Total Output (W) | 30✓ | 20 |
| Single-Port Max | 30 | 20 |
| Ports | 1x USB-C | 1x USB-C |
| GaN | Yes | No |
| USB-PD & PPS | PD 3.0 with PPS (3.3-11V/2.7A and 3.3-16V/2A) | PD 2.0 and 3.0, no PPS |
| Foldable Prongs | Yes | No |
| Dimensions | 28.4 x 28.4 x 35.3mm | Not published by Apple |
| Weight (g) | Not published by the manufacturer | Not published by the manufacturer |
| Laptop Charging | No | No |
| Power Sharing | Not applicable — single port | Not applicable — single port |
| Display | None | None |
| Warranty | 18 months | 18 months |
| Colors | Black, White, Blue, Green | White |
Category Scores
Output Power
The Anker Nano Charger 30W (A2147) leads clearly here, 5.0 against 3.0 — a 2.0-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 Nano Charger 30W (A2147) and Apple 20W USB-C Power Adapter (A2305) are level here, at 2.0/10 each. how many devices it can charge at once is not what separates these two — look to the categories where the scores diverge.
Power Sharing
The Anker Nano Charger 30W (A2147) and Apple 20W USB-C Power Adapter (A2305) are level here, at 10.0/10 each. how well it holds wattage when several ports are in use — the spec buyers most often get caught by is not what separates these two — look to the categories where the scores diverge.
Portability
The Anker Nano Charger 30W (A2147) leads clearly here, 9.5 against 6.5 — a 3.0-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 Nano Charger 30W (A2147) leads clearly here, 8.5 against 7.5 — a 1.0-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 Nano Charger 30W (A2147) leads clearly here, 6.0 against 2.0 — a 4.0-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 Nano Charger 30W (A2147) 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 Nano Charger 30W (A2147) leads clearly here, 9.0 against 4.0 — a 5.0-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 Nano Charger 30W (A2147) if…
- • Value matters most to you — the Anker Nano Charger 30W (A2147) scores 9.0/10 here (watts and ports relative to price).
- • Features matters most to you — the Anker Nano Charger 30W (A2147) scores 6.0/10 here (displays, protocol support and extras).
- • Portability matters most to you — the Anker Nano Charger 30W (A2147) scores 9.5/10 here (size, weight and whether the prongs fold).
- • Compatibility matters most to you — the Anker Nano Charger 30W (A2147) scores 8.5/10 here (PPS, PD version and support for Samsung, Pixel and Apple fast charging).
- • Output Power matters most to you — the Anker Nano Charger 30W (A2147) scores 5.0/10 here (total wattage and single-port maximum).
Choose the Apple 20W USB-C Power Adapter (A2305) if…
- • You prefer the Apple ecosystem, app, and design language.
Pros & Cons
Anker Nano Charger 30W (A2147)
Pros
- +30W in a genuinely tiny body — 50% more power than Apple's 20W in a similar footprint
- +PPS support means proper fast charging on Samsung and Pixel, which Apple's brick cannot do
- +Foldable prongs make it pocketable
- +Anker's warranty and support are the best here
Cons
- −Single port — no good if you charge two devices at once
- −30W will not fast-charge any laptop
- −Anker does not publish a weight for this model
- −Four years old, though nothing has superseded it
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 Nano Charger 30W (A2147) or Apple 20W USB-C Power Adapter (A2305) better overall?+
Based on our 8-category scoring, the Anker Nano Charger 30W (A2147) 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 Value, the Anker Nano Charger 30W (A2147) or the Apple 20W USB-C Power Adapter (A2305)?+
The Anker Nano Charger 30W (A2147) scores higher on Value (9.0/10 vs 4.0/10) — watts and ports relative to price.
Which is better for Features, the Anker Nano Charger 30W (A2147) or the Apple 20W USB-C Power Adapter (A2305)?+
The Anker Nano Charger 30W (A2147) scores higher on Features (6.0/10 vs 2.0/10) — displays, protocol support and extras.
Which is better for Portability, the Anker Nano Charger 30W (A2147) or the Apple 20W USB-C Power Adapter (A2305)?+
The Anker Nano Charger 30W (A2147) scores higher on Portability (9.5/10 vs 6.5/10) — size, weight and whether the prongs fold.
Which is better for Compatibility, the Anker Nano Charger 30W (A2147) or the Apple 20W USB-C Power Adapter (A2305)?+
The Anker Nano Charger 30W (A2147) scores higher on Compatibility (8.5/10 vs 6.0/10) — PPS, PD version and support for Samsung, Pixel and Apple fast charging.
Is the Anker Nano Charger 30W (A2147) 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 $22.99. Whether the pricier model is "worth it" depends on how much you value its lead in Value.
Which is better suited to my use case?+
The Anker Nano Charger 30W (A2147) is the better fit if you mainly care about travel. The Apple 20W USB-C Power Adapter (A2305) is the better fit for compact.
What's the warranty on the Anker Nano Charger 30W (A2147) vs the Apple 20W USB-C Power Adapter (A2305)?+
The Anker Nano Charger 30W (A2147) 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
INIU 65W Dual USB-C GaN (I624) — $29.99
Specifications and prices for both products last verified . Scores are calculated from published specifications — see how we compare products.