REDMAGIC Astra 2 Review — Compact power with a thermal catch

After testing the REDMAGIC Astra 2 across demanding Android games, emulation, video playback and everyday use, its biggest advantage quickly became clear. This is one of the few compact tablets that genuinely feels designed to be played in the hands rather than placed on a desk.

Our testing also showed that the Astra 2 is more complicated than its flagship specifications suggest. Performance is extremely strong, touch response is excellent and REDMAGIC’s gaming tools add real value, but the AquaCore cooling system cannot completely prevent heat or performance drops under sustained loads. This review looks at where the Astra 2 delivers a genuinely better portable gaming experience, where its impressive numbers matter less in practice and whether it offers enough over the original Astra to justify choosing the newer model.

Tested and written by

Lucía Bima

Lucía covers tech, AI, and gaming for TestPlanet in both English and Spanish — because one language wasn’t enough to have opinions in. She holds a degree in Literature and brings over five years of professional writing experience, with roots in SEO and UX writing before finding her home in tech. Gaming is her favorite beat by far: she plays as much as she writes and watches more streams than any professional bio should probably admit.

TestPlanet verdict

Overall score: 4.2/5

Key strength: The 9.06-inch OLED display is sharp, vibrant and genuinely comfortable for handheld gaming.

Key strength: Game Space, dual USB-C ports and strong performance make it feel closer to a portable console than a standard Android tablet.

Key weakness: It can become noticeably hot under sustained loads, with some performance loss in repeated stress tests.

Who it is for: Android gamers who want flagship performance in a tablet small enough to hold comfortably, and who value OLED quality more than expandable storage or cellular connectivity.

Design & Build: 4.6/5
Performance: 4.3/5
Battery & Autonomy: 4.4/5
Value: 3.7/5

Design and Build — A Gaming Tablet That Still Feels Portable

At 363 g and only 6.9 mm thick, the Astra 2 feels closer to a large handheld than a conventional productivity tablet. We could reach on-screen controls comfortably, and the rounded corners kept the frame from digging into our palms. It is heavier than an iPad mini, but much easier to manage over a long session than most 11-inch or 13-inch tablets.

The metal frame feels solid, while the matte rear panel provides enough grip to keep the tablet from sliding around on a desk. We also like that the 13 MP camera sits flush with the body. There is no camera bump rocking against the table when we tap the screen, which is a small detail that becomes surprisingly noticeable in daily use.

REDMAGIC has not tried to disguise the Astra 2 as an ordinary tablet. A glass-accented section on the back exposes part of the AquaCore cooling loop, surrounded by customizable RGB lighting. It looks distinctive without making the whole device excessively bulky, although anyone looking for a discreet work tablet may find the design a little too aggressive. The IP54 rating protects it against dust and splashes, but not immersion.

Display — The Astra 2’s Best Feature

The 9.06-inch OLED panel is the part of the Astra 2 we appreciated every time we turned it on. Its 2400 × 1504 resolution keeps games, text and interface elements crisp, while OLED contrast gives darker scenes significantly more depth than the LCD panels used by many compact gaming tablets.

Colors are vivid without making everything look unnaturally saturated. Bright highlights have plenty of punch, blacks stay properly dark and viewing angles remain strong. With up to 1,100 nits across the full screen and a 1,600-nit peak, we had no major visibility concerns in brighter environments. The 16:10 aspect ratio also works well for games and video without making the tablet feel unusually wide.

The maximum 185 Hz refresh rate sounds spectacular, but it needs context. The interface feels exceptionally smooth, and touch input is immediate thanks to a 300 Hz global sampling rate and 2,000 Hz instantaneous response. However, most Android games currently stop at 120 fps or lower. The screen is ready for 185 Hz gaming, but much of the software library is not.

Performance and Cooling — Extremely Fast, but Not Always Icy

The Snapdragon 8 Elite Gen 5, RedCore R4 gaming chip and UFS 4.1 storage make the Astra 2 feel almost instant in ordinary use. Apps open quickly, multitasking is effortless and demanding games can run with high settings and stable frame pacing. Emulation is another obvious strength because the processor has enough headroom for platforms that quickly overwhelm less powerful Android tablets.

In actual games, we found the Astra 2 much more convincing than the benchmark charts alone suggest. Call of Duty: Mobile and similarly demanding titles remained responsive, while the tablet’s compact proportions kept virtual controls within easy reach. The 16 GB and 512 GB version makes the most sense for serious gaming because current releases, texture packs, emulators and gameplay recordings can fill the base storage surprisingly quickly.

Cooling is more complicated. In one set of repeated tests, Wild Life Extreme dropped from 7,212 on the first run to an average of 6,705. Solar Bay began at 12,106 and averaged 10,677 across repeated runs. Enabling AquaCore improved Wild Life Extreme stress-test stability from 43.9% to 65.7%, showing that the liquid loop does help, but it does not eliminate sustained performance loss. Other testing recorded surface temperatures below approximately 38°C and found stronger stability, so results appear sensitive to workload, settings and ambient conditions.

Our takeaway is simple: the cooling system is functional, but the tablet can still become hot during intensive play. We also noticed reports of electrical or coil whine during demanding workloads. It is generally masked by game audio, but can be audible in a quiet room when the speakers are muted.

For comparison, our OnePlus 15 review examines how the same generation of flagship mobile hardware behaves inside a much smaller device.

Game Space and Controls — More Than a Fast Android Tablet

A physical Magic Key opens Game Space, giving us immediate access to installed games, performance modes and real-time system information. It can display frame rates, adjust CPU and GPU behavior, manage notifications and activate gaming plugins without forcing us to leave the game.

The available tools include screen mapping, motion controls, visibility filters, customizable haptics and accessory management. Gravity X is particularly useful because it lets the Astra 2 behave more like a dockable console. We could connect it to an external display and pair a controller, keyboard or mouse for a larger gaming setup.

The dual USB-C layout makes this much easier. The USB 3.2 Gen 2 port supports DisplayPort output, including up to 4K at 144 fps or 8K at 60 fps, while the second port can handle charging or another accessory. The side-mounted connection is also practical because the cable stays away from our hands when we play in landscape orientation. It pairs naturally with display accessories such as the ones covered in our Lenovo Legion Glasses Gen 2 review.

REDMAGIC OS 11.5 is based on Android 16 and generally feels smooth and responsive. There are some preinstalled apps, but most can be removed. The larger concern is not performance but long-term clarity. REDMAGIC has discussed extended update support, although the exact number of full Android version upgrades is not as clearly defined as it is with several mainstream tablet brands.

Battery and Charging — Built for Longer Sessions

An 8,300 mAh battery is unusually large for a tablet this compact. During lighter mixed use involving browsing, video and occasional gaming, charging does not feel like a daily obligation. One week-long test involving emulation, Call of Duty: Mobile, YouTube and browsing required only one recharge.

Demanding gaming naturally changes the result. In a high-intensity test at full brightness, the battery dropped by approximately 20% in a little over an hour. That still gives the Astra 2 enough endurance for a substantial session, but the screen mode, performance profile and brightness level make a significant difference.

The tablet supports charging at up to 75 W and can refill in just over 50 minutes under suitable conditions. However, REDMAGIC includes only a USB-C cable. There is no power adapter in the box, so reaching the maximum charging rate may require an additional compatible USB PD charger.

Audio and Everyday Use — Immersive Until Your Hands Get in the Way

The dual speakers are loud enough for gaming, streaming and casual video use. DTS:X Ultra adds width to the sound, while the two X-axis linear motors provide more precise feedback than the basic vibration found in many Android tablets. The haptics make racing, shooting and action games feel more physical without becoming excessively noisy.

Speaker placement is the main weakness. When we hold the Astra 2 naturally in landscape mode, our palms can partially cover the grilles. The sound becomes noticeably more muffled as soon as the grip shifts. Headphones or external speakers solve the problem, but there is no 3.5 mm headphone jack.

The 13 MP rear and 9 MP front cameras are adequate for scanning documents, video calls and occasional photos. They are not a reason to choose the Astra 2, but the tiny front camera fits inside the bezel without interrupting the OLED panel. The tablet is also surprisingly pleasant for reading, comics and streaming because it is easier to hold than a full-sized model. A monochrome reading mode further reduces distractions.

Value for Money — Premium hardware with a narrow audience

The Astra 2 sits firmly in the premium tier of Android gaming tablets. Its positioning is justified by the OLED screen, flagship processor, high-capacity battery, dual ports and unusually complete gaming software. Few compact tablets combine all of these features in one device.

The difficult comparison is with the original REDMAGIC Astra. The older tablet already had the same screen resolution, a 165 Hz OLED panel and more performance than most Android games could fully use. The Astra 2 is faster and its cooling system improves stability, but the difference will not transform ordinary mobile games. Where the original remains available, it may offer better relative value.

The Astra 2 makes the most sense for players who will genuinely use its specialist features: high-refresh games, demanding emulation, external displays, controller mapping and extended gaming sessions. For casual games, streaming and browsing, much of its hardware will remain unused.

Technical Specifications

Alternatives

• REDMAGIC Astra: The original Astra retains the compact 9.06-inch OLED design and delivers more performance than most current Android games require. Its 165 Hz maximum refresh rate is slightly lower, but that difference is unlikely to matter in games capped at 120 fps.
• Lenovo Legion Tab Gen 5: Lenovo’s direct compact competitor uses the same Snapdragon 8 Elite Gen 5 platform in a similarly portable 8.8-inch body. Its 3K display reaches 165 Hz, while the tablet weighs around 360 g and uses Lenovo’s Legion ColdFront thermal design. The LCD panel cannot match the Astra 2’s OLED blacks, but the Legion offers an equally serious gaming focus.
• ASUS ROG Ally X: The ROG Ally X is a handheld PC rather than an Android tablet. It is heavier and less useful for ordinary tablet tasks, but it can run native Windows games without depending on Android ports, cloud streaming or emulation.

Should You Buy the REDMAGIC Astra 2?

The REDMAGIC Astra 2 is one of the most enjoyable compact Android tablets we have used for gaming. Its size feels carefully chosen, the OLED panel is excellent and the combination of Game Space, strong haptics and dual USB-C ports makes it far more versatile than a standard entertainment tablet.

It is not flawless. The liquid cooling system improves sustained performance but does not prevent heat or throttling in every scenario. Speaker placement remains awkward, storage cannot be expanded and the lack of cellular connectivity limits its usefulness away from Wi-Fi.

We recommend it to serious Android gamers who want a portable OLED device and are prepared to pay for specialist hardware.