Honor 400 5G VS Oppo A6 Pro 5G

Both the Honor 400 5G and the Oppo A6 Pro 5G carry a water-resistant build, but the critical distinction lies in their IP ratings. The Oppo A6 Pro holds an IP68 certification, meaning it can withstand submersion in water — typically up to 1.5 meters for 30 minutes — whereas the Honor 400's IP65 rating only guarantees protection against low-pressure water jets and dust. In practical terms, the Oppo can survive an accidental drop in a sink or pool; the Honor cannot. For users who are frequently near water or prone to accidents, this is a meaningful real-world advantage for the Oppo.

On physical dimensions, the Honor 400 5G is the more compact and pocketable device. Its 7.3 mm thickness and lower overall volume of 85.2 cm³ make it noticeably slimmer and less bulky than the Oppo A6 Pro's 8 mm profile and 94.9 cm³ volume. Despite being smaller, both phones weigh almost identically — 184 g versus 185 g — so the Honor simply feels denser, while the Oppo feels slightly larger in hand.

In summary, the Oppo A6 Pro 5G holds a clear edge in water protection thanks to its superior IP68 rating, which offers genuine submersion resistance versus the Honor's splash-and-jet protection only. The Honor 400 5G counters with a sleeker, more refined form factor. Neither has a rugged build or foldable design, so the choice comes down to whether you prioritize water safety (Oppo) or a slimmer profile (Honor).

Both phones use an OLED/AMOLED panel with a 120Hz refresh rate, so the baseline experience — deep blacks, vivid colors, and smooth scrolling — is shared. The screens are also nearly identical in size at 6.55″ and 6.57″, meaning neither offers a meaningfully larger canvas. Where things diverge sharply, however, is in sharpness and brightness. The Honor 400 5G resolves at 1264 x 2736 px for a pixel density of 460 ppi, versus the Oppo A6 Pro's 1080 x 2372 px at 397 ppi. That 63 ppi gap is perceptible — text and fine detail will appear crisper on the Honor, particularly when reading small fonts or viewing high-resolution images up close.

The brightness gap is even more consequential. The Honor 400 reaches a peak of 5000 nits, which is flagship-tier and ensures excellent outdoor legibility even in harsh sunlight. The Oppo A6 Pro's 600 nits is a more modest figure that may struggle in bright conditions. Additionally, the Honor includes an Always-On Display, a useful passive-information feature the Oppo lacks. The Oppo does counters with branded damage-resistant glass — a layer of protection the Honor does not specify — offering better resilience against everyday scratches and minor drops.

Overall, the Honor 400 5G holds a decisive display advantage, driven by its dramatically higher brightness and superior pixel density. The Oppo A6 Pro's screen protection glass is a practical benefit, but it does not offset the Honor's lead in the two areas that most affect daily visual experience.

The chipset gap here is substantial. The Honor 400 5G runs on the Qualcomm Snapdragon 7 Gen 3, built on a 4 nm process, while the Oppo A6 Pro 5G is powered by the MediaTek Helio G100 on a 6 nm node. A smaller fabrication process generally translates to better energy efficiency and higher sustained performance — meaning the Honor can do more work while generating less heat. The Geekbench 6 scores confirm this in practice: the Honor leads in both single-core (1122 vs 782) and multi-core (3256 vs 2012) results, reflecting a roughly 40–60% performance advantage across the board. For everyday tasks this gap may not always be noticeable, but in demanding scenarios — gaming, video editing, or heavy multitasking — the Honor will respond more fluidly and maintain performance longer under load.

Memory architecture further separates the two. The Honor uses DDR5 RAM running at 3200 MHz with a maximum bandwidth of 25.6 GB/s, versus the Oppo's DDR4 at 2133 MHz and 17.07 GB/s. Faster memory bandwidth means the processor can feed data to the CPU and GPU more quickly, reducing bottlenecks during intensive tasks. The Honor also supports up to 16 GB of RAM compared to the Oppo's 12 GB ceiling, and ships with 512 GB of internal storage — double the Oppo's 256 GB — giving it considerably more headroom for apps, media, and long-term use.

The Honor 400 5G wins this category decisively across every meaningful metric: a more advanced chipset, faster and more capable memory, and twice the storage. The Oppo A6 Pro is adequate for light to moderate daily use, but users who value longevity, gaming performance, or simply future-proofing their device will find the Honor to be the significantly stronger choice.

The rear camera systems tell very different stories. The Honor 400 5G leads with a 200 MP primary sensor paired with a 12 MP secondary lens, while the Oppo A6 Pro 5G offers a 50 MP main camera alongside a modest 2 MP secondary. In practical terms, a 200 MP sensor captures an extraordinary level of detail, enabling aggressive cropping without significant quality loss — a meaningful advantage for photography enthusiasts who want flexibility in post-processing. The Oppo's 2 MP secondary lens is largely a depth-assist sensor with limited standalone utility, whereas the Honor's 12 MP second lens contributes meaningfully to versatility. Both feature OIS, phase-detection autofocus, and broadly similar manual control sets, so the shooting experience is comparable in structure — the Honor simply operates at a much higher resolution ceiling.

For selfies, the gap persists. The Honor's 50 MP front camera is over three times the resolution of the Oppo's 16 MP shooter, which matters for users who prioritize self-portraits or video calls at high detail. Aperture slightly favors the Honor here too — its front camera opens to f/2.0 versus the Oppo's f/2.4, meaning it admits more light and should perform more capably in dim conditions.

The Honor 400 5G holds a clear and commanding advantage in this category. Its 200 MP main sensor and 50 MP front camera outclass the Oppo A6 Pro on resolution at both ends, and its wider front aperture adds a low-light edge for selfies. Users for whom camera capability is a priority will find the Honor to be the substantially stronger choice.

This is a rare category where the data yields a clear verdict immediately: the Honor 400 5G and Oppo A6 Pro 5G run identical software feature sets across every single provided specification. Both ship with Android 15 and share the same privacy toolkit — location controls, camera and microphone permissions, clipboard warnings, and app tracking blocks — giving users on either device the same modern baseline for data protection.

The breadth of shared features is also notable. Both support split-screen multitasking, Picture-in-Picture, dynamic theming, on-device machine learning, offline voice recognition, and a full suite of productivity and accessibility tools including Live Text, customizable notifications, and an extra dim mode. Neither device receives direct OS updates from Google, meaning both rely on their respective manufacturers for software maintenance — a consideration that applies equally to both.

With no differentiating data points anywhere in this group, the operating system category is an absolute tie. A buyer choosing between these two phones will find no software-side advantage on either device based on the provided specifications.

Battery capacity is where the Oppo A6 Pro 5G makes its most compelling statement. Its 7000 mAh cell is a genuinely large battery by any standard — 32% larger than the Honor 400 5G's already-respectable 5300 mAh. In real-world terms, that gap translates meaningfully into time away from a charger: users with demanding usage patterns — heavy streaming, navigation, or gaming — are far more likely to reach the end of a full day, or even stretch into a second, on the Oppo. The Honor's 5300 mAh is solid for moderate users, but heavy users may find themselves reaching for a cable sooner.

Charging speed partially offsets the Oppo's capacity lead. The Oppo A6 Pro charges at 80W versus the Honor's 66W, meaning it replenishes its larger tank at a faster rate — the real-world charging time gap between the two will be narrower than the capacity difference alone would suggest. Neither phone supports wireless charging, so both rely entirely on wired top-ups. In all other respects — fast charging support, non-removable design, battery indicator — the two are identical.

The Oppo A6 Pro 5G wins this category clearly. A 1700 mAh capacity advantage is substantial enough to make a tangible difference in daily endurance, and its faster 80W charging means it does not sacrifice replenishment speed to achieve that longevity. For users who prioritize battery life above other considerations, the Oppo is the stronger pick here.

For speaker output, the two phones are evenly matched: both deliver stereo speakers and neither retains a 3.5 mm headphone jack, pushing users toward Bluetooth or USB-C audio. On the wireless audio codec front, both support aptX HD, which enables high-resolution Bluetooth audio transmission — a genuine benefit for users with compatible wireless headphones who want to stream above standard quality.

The only differentiator in this group is that the Oppo A6 Pro 5G additionally supports standard aptX, while the Honor 400 5G does not. In practice, this is a minor point: aptX is an older, lower-tier codec, and since both phones already support the superior aptX HD, the Oppo's extra aptX compatibility mainly ensures broader fallback support with older Bluetooth audio devices that do not recognize aptX HD. Neither phone supports LDAC or aptX Adaptive, so neither reaches the highest tier of wireless audio fidelity.

This category is effectively a near-tie. The Oppo A6 Pro holds a marginal edge through its additional aptX support, which adds slightly broader device compatibility, but this advantage is narrow given that aptX HD — shared by both — already covers the more meaningful use case. Audio-focused buyers will find little to separate these two devices based on the provided specifications.

Much of this category is shared ground: both phones offer 5G, dual SIM, NFC, Bluetooth 5.4, USB Type-C, GPS with Galileo support, and an identical sensor array including gyroscope, accelerometer, and compass. For most users, these fundamentals cover everything needed for modern connectivity. Two differences, however, are worth calling out. First, the Honor 400 5G supports Wi-Fi 6 (802.11ax) in addition to Wi-Fi 4 and 5, while the Oppo A6 Pro tops out at Wi-Fi 5 (802.11ac). Wi-Fi 6 delivers better throughput, lower latency, and improved performance in congested environments — a tangible benefit in busy households or offices with many connected devices.

The cellular download speed gap reinforces the Honor's networking edge: it supports up to 5000 Mbits/s versus the Oppo's 3300 Mbits/s — a 52% higher ceiling that will matter as 5G infrastructure matures and faster real-world speeds become more common. The Honor also includes an infrared sensor, which the Oppo lacks. While niche, this allows the phone to function as a universal remote for TVs and appliances — a small but practical convenience that some users genuinely rely on.

The Honor 400 5G takes this category on the strength of its Wi-Fi 6 support, higher 5G download ceiling, and infrared sensor — three features the Oppo A6 Pro simply does not offer. The differences are not dramatic for light users, but for anyone who values future-ready wireless performance or the convenience of IR control, the Honor is the more capable device.

The Miscellaneous category offers no grounds for differentiation whatsoever. Every specification in this group is identical across the Honor 400 5G and Oppo A6 Pro 5G: both include a video light, and neither features a sapphire glass display, curved screen, or e-paper panel.

This is a complete tie — the provided data contains no distinguishing factors between the two devices in this group, and no conclusion favoring either product can be drawn from it.