OnePlus Ace 5 Racing VS Xiaomi Poco X7

In terms of physical dimensions, the two phones are remarkably close. The OnePlus Ace 5 Racing is marginally taller (163.6 mm vs 162.3 mm) and wider (76 mm vs 74.4 mm), resulting in a slightly larger overall volume. The Xiaomi Poco X7 is the more compact of the two, which in practice means it may feel marginally easier to grip and operate one-handed — a small but real ergonomic difference for users with smaller hands.

The more meaningful differentiator is weight: the Poco X7 comes in at 185.5 g versus the Ace 5 Racing's 199 g. That 13.5 g gap is noticeable over extended use — think long browsing sessions, calls, or gaming — where a lighter device reduces hand fatigue. Thickness is virtually identical at 8.3 mm vs 8.4 mm, so neither phone holds an edge in slimness.

On water resistance, there is a clear and important distinction: the Poco X7 is rated Waterproof while the Ace 5 Racing is only Water resistant. In real-world terms, waterproof implies a higher tolerance for submersion, whereas water resistant typically covers splashes and light rain. For users who frequently use their phone outdoors or near water, this gives the Poco X7 a meaningful advantage. Combined with its lighter weight and slightly more compact footprint, the Poco X7 edges out the Ace 5 Racing in overall design for everyday comfort and durability.

Both phones use OLED/AMOLED panels with a 120Hz refresh rate and branded damage-resistant glass, so the baseline display experience is solid on either device. The Ace 5 Racing offers a slightly larger 6.77″ screen, which gives it a mild edge for media consumption and gaming real estate — but screen size alone does not tell the full story here.

The sharpness gap is where things get interesting. The Poco X7 packs a 1220 x 2712 px resolution at 446 ppi, compared to the Ace 5 Racing's 1080 x 2392 px at 388 ppi. That 58 ppi difference is genuinely visible up close — text appears crisper, fine UI details are more refined, and images look more lifelike on the Poco X7. For users who care about display quality, this is a meaningful real-world distinction.

The Poco X7 also pulls ahead on HDR support: it covers HDR10+ and Dolby Vision, while the Ace 5 Racing supports only HDR10. This means the Poco X7 can render a wider range of brightness and color metadata from compatible streaming content. Additionally, the Poco X7 features an Always-On Display, which the Ace 5 Racing lacks — a convenience feature that lets users glance at notifications and time without waking the screen. Taken together, the Poco X7 holds a clear display advantage, offering higher resolution, broader HDR coverage, and more display functionality despite its slightly smaller panel.

The chipset difference between these two phones is not a minor generational gap — it is a full tier separation. The Ace 5 Racing runs on the MediaTek Dimensity 9400e, a flagship-class processor built on a 4 nm node with 22,700 million transistors, while the Poco X7 uses the MediaTek Dimensity 7300, a mid-range chip with just 6,200 million transistors on the same node. The Geekbench 6 scores make the real-world gap impossible to ignore: the Ace 5 Racing scores 2302 single-core and 7547 multi-core, versus the Poco X7's 1026 single-core and 2932 multi-core. That is roughly double the performance across the board — translating directly to snappier app launches, smoother multitasking, and a significantly better experience in demanding games or heavy workloads.

GPU performance follows the same pattern. The Ace 5 Racing's Arm Immortalis-G720 MC12 running at 1300 MHz is a high-end graphics unit capable of handling modern 3D titles with ease, while the Poco X7's Mali G615 MC2 at 1047 MHz is a more modest solution suited for casual gaming. The Ace 5 Racing also offers up to 16 GB of RAM at a faster 8533 MHz speed, compared to the Poco X7's 12 GB at 6400 MHz — meaning more apps stay resident in memory and data moves through the system faster. The maximum supported memory further underlines this gap: 24 GB versus 16 GB.

The OnePlus Ace 5 Racing holds a dominant and unambiguous performance advantage in this category. For users who prioritize raw speed, gaming, or future-proofing their device, the Ace 5 Racing operates in a different league. The Poco X7's Dimensity 7300 is competent for everyday tasks, but it cannot compete with a flagship-tier SoC in sustained or peak performance scenarios.

Looking at the rear camera systems, each phone makes a different trade-off. The Poco X7 fields a triple-lens setup (50 + 8 + 2 MP), adding an ultrawide lens that the Ace 5 Racing's dual-lens (50 + 2 MP) configuration simply lacks. In practice, that extra lens gives Poco X7 users more compositional flexibility — particularly for landscapes or tight indoor spaces. However, the Ace 5 Racing counters with built-in optical image stabilization (OIS), which the Poco X7 omits entirely. OIS is one of the most impactful camera features for real-world photo and video quality — it physically compensates for hand movement, producing sharper handheld shots and dramatically smoother video footage.

The video recording gap reinforces this divide. The Ace 5 Racing captures 4K at 60 fps, while the Poco X7 tops out at 4K at 30 fps. For anyone recording fast-moving subjects or wanting smoother, more cinematic footage, 60 fps at the same resolution is a tangible advantage. The Ace 5 Racing also supports RAW shooting, giving photography enthusiasts full control in post-processing — a feature absent on the Poco X7. Conversely, the Poco X7 supports HDR10 video recording, which the Ace 5 Racing does not, offering richer dynamic range in supported video workflows.

On the front camera, the Poco X7 holds a slight edge with a 20 MP sensor and a wider f/2.2 aperture versus the Ace 5 Racing's 16 MP at f/2.4 — meaning more detail and marginally better low-light performance for selfies. Overall though, the Ace 5 Racing has the stronger camera package for most users: OIS, higher video frame rates, and RAW capture are more impactful day-to-day than the extra ultrawide lens, especially given that the Poco X7 lacks stabilization entirely.

The software gap between these two phones is narrow but real. The Ace 5 Racing ships with Android 15, while the Poco X7 launches on Android 14. That one version difference means the Ace 5 Racing arrives with the latest platform security patches, behavioral improvements, and API support out of the box — giving it a modest but meaningful head start in longevity before either device reaches its end of support.

Across the broader feature set, the two phones are strikingly similar. Both offer dark mode, dynamic theming, split-screen multitasking, Picture-in-Picture, customizable notifications, on-device machine learning, and a comprehensive suite of privacy controls including camera and microphone permissions and app tracking blocks. For the vast majority of users, the day-to-day software experience will feel comparable on both devices. The one functional differentiator worth noting is app offloading: the Ace 5 Racing supports it, the Poco X7 does not. Offloading allows users to free up storage by temporarily removing an app's install files while preserving its data — a useful tool for managing limited storage over time.

Neither phone receives direct OS updates, meaning both depend on their respective manufacturers for software rollouts rather than getting updates straight from Google. Given how closely matched the feature lists are, the Ace 5 Racing holds a slight edge here — newer Android version and app offloading support tip the balance, even if the overall software experience is largely equivalent between the two.

Battery capacity is where the Ace 5 Racing makes one of its most dramatic statements. Its 7000 mAh cell dwarfs the Poco X7's 5110 mAh — a nearly 1900 mAh difference that is substantial by any measure. In practical terms, a larger battery directly translates to more hours between charges: users who stream video, game heavily, or simply forget to plug in overnight will feel this gap acutely. The Ace 5 Racing is positioned as a device that can comfortably handle multi-day light use or a full demanding day without anxiety.

Charging speed is competitive on both sides, though the Ace 5 Racing again leads. At 100W versus the Poco X7's 90W, the difference in absolute charging time will be modest in practice — both phones refill quickly by any standard. What matters more is that the Ace 5 Racing's faster charger has a significantly larger tank to fill, so the real-world charging time advantage may be less pronounced than the wattage gap implies. Neither phone supports wireless charging, which keeps them on equal footing for that particular convenience.

The Ace 5 Racing wins this category decisively. A 7000 mAh battery is genuinely exceptional for a non-rugged smartphone, and combined with fast 100W charging, it offers both endurance and recovery speed. The Poco X7's 5110 mAh is a respectable mid-range capacity, but it simply cannot match the longevity that the Ace 5 Racing's oversized cell enables.

For speaker output, both phones are evenly matched — each drops the 3.5mm headphone jack and opts for stereo speakers instead. Neither device includes a radio. For wireless audio, both support aptX and aptX HD, which together cover high-quality Bluetooth audio transmission and deliver noticeably better fidelity than standard SBC when paired with compatible headphones.

The sole differentiator in this category is LDAC support, which the Poco X7 has and the Ace 5 Racing lacks. Developed by Sony, LDAC transmits audio at up to three times the data rate of standard Bluetooth codecs, making it the preferred choice for users with high-resolution audio files or Sony-ecosystem wireless headphones. It is the highest-quality Bluetooth audio codec available on either device, and its absence on the Ace 5 Racing is a genuine gap for audiophiles who invest in LDAC-compatible gear.

For most users, the difference will go unnoticed — aptX HD already delivers very good wireless audio quality, and the gap between aptX HD and LDAC is only perceptible on premium headphones with high-quality source material. That said, based strictly on the provided specs, the Poco X7 holds a narrow audio edge thanks to its LDAC support, giving it broader compatibility with the high-resolution wireless audio ecosystem.

Much of the connectivity foundation is shared: both phones offer 5G, dual SIM, Bluetooth 5.4, NFC, USB Type-C, GPS with Galileo support, a fingerprint scanner, an infrared sensor, and the same USB 2.0 standard. For everyday connectivity needs, users of either device will find themselves equally well equipped.

The most consequential difference is Wi-Fi generation. The Ace 5 Racing supports Wi-Fi 7 (802.11be), while the Poco X7 tops out at Wi-Fi 6 (802.11ax). Wi-Fi 7 brings significantly higher theoretical throughput and lower latency — and the cellular speed specs reflect a similar gap: the Ace 5 Racing's modem supports download speeds up to 10,000 Mbps and uploads up to 7,000 Mbps, compared to the Poco X7's 3,270 Mbps symmetrical. In real-world terms, most users will not saturate either modem on today's networks, but the Ace 5 Racing is substantially more future-proof as faster 5G and Wi-Fi 7 infrastructure continues to roll out.

The Ace 5 Racing holds a clear connectivity advantage in this category. Wi-Fi 7 support and a significantly faster cellular modem set it apart from the Poco X7 in a meaningful way for users who prioritize network performance, whether for cloud gaming, large file transfers, or simply staying ahead of infrastructure upgrades.

This category is sparse, and the two phones share most of what is listed: both include a video light and neither features sapphire glass or an e-paper display. The one distinguishing detail is display curvature — the Poco X7 has a curved display, while the Ace 5 Racing uses a flat panel.

Curved displays are largely a matter of personal preference. They can lend a device a more premium, sleek aesthetic and make edge gestures feel more natural, but they also introduce trade-offs: screen protectors are harder to fit properly, and accidental edge touches can occasionally be triggered. A flat display, as on the Ace 5 Racing, tends to be more practical for case compatibility and everyday durability.

Based strictly on these specs, neither phone holds an objective advantage — the curved display on the Poco X7 is a stylistic differentiator rather than a functional one, and whether it counts as a plus or minus depends entirely on the user's preference. This group is effectively a tie.