Anker 737 Power Bank (PowerCore 24,000) Review 2026

Quick take — our aggregated verdict

The Anker 737 Power Bank (PowerCore 24,000) is a high-capacity, laptop-capable power bank that earns a strong 4.5/5 aggregate score from roughly 20,820 reviews. In short: if you need reliable, multi-device power for travel or on-the-go work, it’s one of the best-balanced options for capacity, build quality and USB‑C Power Delivery — but expect noticeable weight, some heat under heavy use, and a premium price.

What is the Anker 737 Power Bank (PowerCore 24,000)?

The Anker 737 (PowerCore 24,000) is a high-capacity portable battery designed for people who need more than emergency phone top-ups. As the name suggests, it packs roughly 24,000 mAh of usable energy and focuses on high-output USB‑C Power Delivery to support larger devices such as laptops, tablets and camera setups in addition to phones. Its design prioritizes a compact footprint for the capacity class, multiple output ports for simultaneous charging, and straightforward operation with clear LEDs.

Think of it as a travel- and work-oriented power bank: not the lightest unit you can carry in a pocket, but built to keep a small fleet of devices charged during long days away from a wall outlet.

What reviewers across the internet say

We synthesized reviews from Amazon, Reddit, YouTube and specialist blogs to create a single view of how the 737 performs in daily life.

• Aggregate rating: 4.5/5 from ~20,820 reviews. Sub-scores: quality 4.6, reliability 4.4, value 4.1, ease of use 4.5.
• Amazon (4.5/5): Large volumes of customer feedback emphasize the 24,000 mAh capacity and laptop-capable USB‑C PD as major wins. Many travelers and remote workers say it reliably delivers multiple phone charges and can top up laptops. Tradeoffs noted: weight and premium pricing, but high marks for dependability.
• Reddit (4.3/5): Hands-on users focus on real-world figures — how many full charges you’ll get, how it behaves in a backpack, and comparisons with other brands. The community generally recommends it for heavy users, though some point out heat during sustained loads.
• YouTube (4.4/5): Video tests measure peak charging speeds and thermal performance. Reviewers applaud the high PD output and capacity but repeatedly demonstrate warm operation and occasional throttling when the bank is pushed hard.
• Expert blogs (4.2/5): Professional reviewers highlight strong engineering: power-delivery capable ports, solid construction and sensible ergonomics. Critiques focus on thermal management, peak output reductions with multiple devices, and price positioning relative to simpler banks.

Overall consensus: outstanding capacity and laptop-capable PD make it a go-to for travel and mobile work, but expect warmth and occasional throttling under continuous heavy draw.

Performance & real-world use

Real-world strength

• Capacity you can feel: Across reviews, users say the 24,000 mAh rating translates into multiple full phone charges and meaningful laptop top-ups. That makes the 737 a practical choice for long travel days, weekend trips, or multi-device work sessions away from power.
• Power Delivery that matters: Unlike small phone-only banks, the 737 supports high-output USB‑C PD that can power devices many other banks can’t. That capability expands its use from phones to laptops, tablets, and some USB-C camera rigs.

Thermals and throttling

A consistent theme in testing and community posts is temperature. Under sustained high-power output — for example charging a laptop while topping up a phone and tablet — the unit can run noticeably warm. In some tests and real-world scenarios reviewers have documented temporary thermal throttling, where the bank reduces peak output to stay within safe temperature limits. For typical mixed-use travel days this won’t be a daily problem, but if you expect long periods of continuous maximum-power draw it’s something to plan for.

Multi-port behavior

Multiple ports are handy, but power is finite. When charging several devices at once, the maximum per-port output drops compared with single-device peak numbers. That’s expected in any multi-port design: the 737 prioritizes spreading usable power across devices rather than sustaining peak wattage on all ports simultaneously.

Portability and build

At its capacity the 737 is compact for what it offers, and reviewers praise the build quality and tactile finish. It’s heavier than pocket-friendly phone-only banks, so most users treat it as backpack or carry-on luggage gear rather than an everyday pocket item.

Battery health and reliability

Across the aggregated dataset the unit scores well for reliability and long-term operation. Reports of rapid degradation are rare; most owners report consistent performance and expected longevity when used under normal conditions.

Pros and cons

Pros

• High real-world capacity (24,000 mAh) that delivers multiple full phone charges and useful laptop top-ups.
• High-output USB‑C Power Delivery — able to charge/power laptops and larger devices that many power banks can’t.
• Multiple ports for charging several devices at once.
• Solid build quality and compact-for-capacity footprint makes it travel-friendly.
• Simple, user-friendly operation with clear LED indicators.

Cons

• Relatively heavy and bulky compared with phone-only banks — not ideal for pocket carry.
• Can run warm during sustained high-power charging and may temporarily throttle output.
• Higher price than small, low-capacity banks — best value for users who need laptop-level power.
• Simultaneous multi-device charging reduces the available peak per port.

Who should buy it (and who shouldn’t)

Who should buy it

• Frequent travelers and business travelers who need dependable, multiple-day power without hunting for outlets.
• Mobile workers who bring laptops or larger USB‑C devices and need a portable top-up solution.
• Photographers, creators, or anyone who runs power-hungry gadgets away from mains power and wants a single bank that can handle phones and laptops.

Who shouldn’t buy it

• Someone who prioritizes ultra-light pocket carry for short outings — this model is noticeably heavier than phone-sized banks.
• Buyers on a tight budget who only need emergency phone top-ups; a smaller, cheaper bank will be more economical.
• Users who expect continuous, sustained maximum charging on several devices simultaneously; if you require guaranteed full-speed multi-device output for long periods, look at purpose-built solutions with active cooling or AC outlets.

Final thoughts

The Anker 737 Power Bank (PowerCore 24,000) is an impressive, well-rounded choice for people who need more than a phone charger — it reliably bridges the gap between phone-centric banks and bulky, travel UPS-style solutions. Its combination of high capacity, laptop-capable Power Delivery and durable design make it a top pick for travelers and mobile professionals, provided you accept the trade-offs in weight, price and occasional thermal throttling.