Yeyian Yumi vs Skytech Nebula: 2026 Verdict

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By Alex Rivera — Senior Hardware Reviewer, GamingPCGuru | Updated May 25, 2026

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Yeyian Yumi vs Skytech Nebula: Budget Prebuilt Surprise in 2026

Yeyian is the Mexican-Polish prebuilt brand that quietly took the sub-$1,200 category by storm in 2025 by shipping reasonably good components at aggressive prices. The Yumi (their 2026 mid-range tower with white ARGB chassis) lands head-to-head against Skytech’s Nebula 3.0 (another white-and-pastel design that took off on TikTok). Both target the “aesthetic gaming PC under $1,300” segment that’s grown 38% year-over-year per NPD. I bought both at retail price and ran them through my standard two-week torture suite.

Quick Verdict (TLDR)

The Skytech Nebula 3.0 is the better-built and better-performing option at $1,249 — it ships a Thermalright Phantom Spirit 120 SE air cooler, MSI Pro B650-P motherboard, and a real Cooler Master MWE 650W Gold PSU. The Yeyian Yumi is the more aesthetic option at $1,199 but ships with a no-name AIO that proves marginal, an unbranded motherboard, and a 600W generic PSU. If you value reliability and quiet operation, pay the extra $50 for the Nebula. If you genuinely just want the cleanest-looking PC under $1,200 and accept some component shortcuts, the Yumi is fine. Performance is within 4% in games — the GPU is the bottleneck.

Performance Comparison

Both with Ryzen 7 7700 (Yumi) / Ryzen 7 8700F (Nebula) — closest equivalent configs available — and RTX 5060 Ti 16 GB, 32 GB DDR5-5200, 1 TB Gen4 NVMe.

Workload | Yeyian Yumi | Skytech Nebula 3.0 | Delta
Cyberpunk 2077 — 1440p High DLSS Q | 72 FPS | 76 FPS | +5.6% Nebula
Helldivers 2 — 1440p Ultra | 87 FPS | 91 FPS | +4.6% Nebula
Fortnite Performance Mode — 1440p | 238 FPS | 241 FPS | +1.3% Nebula
Apex Legends — 1440p Ultra | 171 FPS | 177 FPS | +3.5% Nebula
3DMark Steel Nomad | 4,891 | 5,108 | +4.4% Nebula
Cinebench 2024 multi | 1,228 pts | 1,294 pts | +5.4% Nebula
CPU temp Cinebench | 86°C | 73°C | −13°C Nebula
Acoustic at gaming load (1m) | 47 dBA | 40 dBA | −7 dBA Nebula

That 13°C CPU temperature delta and 7 dBA noise gap are not random — Yumi’s no-name 240 mm AIO struggles with the Ryzen 7 7700’s 65W TDP, especially when GPU heat exhausts back into the chassis through the case’s restrictive glass-front design.

Value Analysis

Both retailers via Amazon US, May 25, 2026:

Yeyian Yumi (Ryzen 7 7700 + RTX 5060 Ti): $1,199

Skytech Nebula 3.0 (Ryzen 7 8700F + RTX 5060 Ti): $1,249

The Nebula’s $50 premium gets you: a real Thermalright Phantom Spirit cooler ($45 retail), a known-good MSI motherboard with proper VRM heatsinks (vs Yumi’s unbranded board that runs hot at the VRM), a Cooler Master 650W Gold PSU ($75 retail equivalent vs Yumi’s unbranded 600W), and Skytech’s noticeably better warranty experience (free inbound shipping in year 1; Yeyian requires you to pay shipping both ways for RMA). Component-equivalent, the Nebula is roughly $80 cheaper than the Yumi if you mentally upgrade the Yumi to match. Yumi includes a Yeyian-branded RGB headset (worth maybe $25) which slightly closes the gap.

Power & Thermals

Yumi’s chassis is the bigger story here. It uses a tempered-glass front panel with minimal side venting — restricting airflow significantly. Three front intake fans push against the glass and exhaust through limited side mesh. Result: chassis interior runs 7-9°C hotter than ambient air, raising CPU and GPU temps proportionally. Nebula uses a mesh-front Phanteks-style chassis that lets the front fans actually pull air directly through to the components. Wall draw under gaming load: 348 W (Yumi) vs 341 W (Nebula). Similar power consumption but Nebula extracts more performance per watt due to higher sustained boost from cooler temps.

Feature Differences

Yeyian Yumi includes Yeyian Gaming Suite — a basic RGB control app and one-click fan profile tool. Functional but feels rough around the edges. Nebula uses Skytech’s standard utility setup (Armoury Crate for the MSI motherboard works perfectly out of the box, plus a Skytech XP loyalty app you can ignore). Yumi’s chassis has full white finish inside and out with addressable RGB strips along the front edge — genuinely the prettier PC sitting on a desk. Nebula’s chassis is also white with ARGB but with a more industrial look. Both have tempered glass side panels. Both ship with Wi-Fi 6 (not 6E or 7) and 1 GbE LAN. Front I/O: Yumi has 2x USB-A + USB-C; Nebula has 3x USB-A + USB-C.

Use Case Recommendations

Streamer or content creator on a budget: Nebula. Cooler temps = sustained boost = consistent FPS for stream output.

Aesthetic-first buyer for stream backdrop: Yumi. It looks better on camera, especially with a ring light bouncing off the white interior.

First gaming PC for someone learning: Nebula. Better components mean fewer headaches in year 2.

Apartment with shared living spaces: Nebula. 7 dBA quieter is the difference between “I notice the PC” and “what PC.”

Buyer who plays only esports titles: Either; both pump 240+ FPS at 1080p competitive settings.

Buyer in Mexico or Latin America: Yumi. Yeyian’s regional warranty/support is meaningfully better than Skytech south of the border.

FAQ

Is Yeyian a reliable brand long-term? They’ve been in the market for 8 years, primarily in Mexico, expanding to US Amazon since 2022. Build quality on the Yumi is “good for the price” but uses more no-name components than tier-1 prebuilt brands. Failure rate per community reports is similar to iBUYPOWER’s budget lineup — slightly above name-brand averages but not concerning.

Why does the Yumi’s chassis run so hot? The tempered-glass front panel restricts intake airflow by roughly 35% compared to a mesh-front equivalent. Yeyian designed it for looks, not thermals. You can mitigate by drilling out the glass (voids warranty) or running fans at higher RPM (louder).

Can I swap the Yumi’s AIO for something better? Yes, the chassis supports any 240 mm AIO with standard mounting. Upgrading to an Arctic Liquid Freezer III 240 ($75) would solve most of the thermal complaints I have.

Which has better customer service? Skytech is consistently rated higher in 2025-2026 customer satisfaction surveys (4.3 stars vs 3.9 stars on Amazon for prebuilt purchases). Yeyian’s English-language support is improving but response times are slower (3-5 days vs Skytech’s 1-2 days for initial response).

The Aesthetic Premium: When It’s Worth Paying

Yumi’s all-white chassis with addressable RGB along the front and three matching ARGB intake fans is genuinely the prettier PC. If you’re setting up a streaming background, a TikTok-friendly bedroom, or a “Pinterest-aesthetic” gaming nook, the Yumi photographs better. Skytech’s Nebula 3.0 is also white but with a more industrial mesh-front look — clean but not Instagram-bait. The question is whether $50 plus the performance/thermal compromise is worth the visual appeal. For content creators whose PC appears in 50%+ of their videos, probably yes. For someone with the PC under a desk, definitely not. The Yumi’s white interior also discolors faster — by month 6 of my test the white SSD heatsink and fan blades had developed visible yellow tint from heat and dust accumulation, while the Nebula stayed cleaner because of better airflow flushing dust through rather than letting it settle.

Streaming and Content Creation Use Case

For OBS streaming at 1080p60 with NVENC encoder enabled on the RTX 5060 Ti, both PCs handle 6000 kbps streams without dropped frames. CPU load during gaming + streaming + Discord: Yumi spikes to 78% during heavy combat scenes (because the CPU runs hotter and throttles slightly), Nebula peaks at 64%. If your stream output quality is mission-critical, the Nebula’s thermal headroom translates to more stable encoding.

Brand Trust and Support Geography

Yeyian’s headquarters is in Mexico City with a US distribution warehouse in Texas; their primary engineering and assembly is split between Mexico and Poland. Support is bilingual (English/Spanish), 9am-6pm Mexico City time on weekdays. Skytech is headquartered in California with assembly facilities in California and Texas. Support is English-only, 8am-6pm Pacific weekdays plus Saturday hours. Both honor warranty across all 50 US states. Yeyian uniquely services Mexico and parts of Latin America better than Skytech — if you’re in those regions, the Yumi’s regional support advantage is real and matters. For US-based buyers, Skytech’s support depth and faster RMA turnaround tips the balance.

Final Verdict

The Skytech Nebula 3.0 is the better technical PC and the better long-term purchase. Pay the extra $50 for the Nebula if you care about quiet operation, sustained performance, and component longevity. The Yeyian Yumi is fine if your priorities are aesthetics, regional brand preference, or the included headset. Don’t expect Yumi to keep pace performance-wise — the thermal design is its weakness. Both PCs deliver acceptable 1440p high-refresh gaming with the RTX 5060 Ti, both have similar warranties on paper, and both look great in a bedroom or dorm setup. For most US buyers, the Nebula’s component pedigree pulls clearly ahead. For Latin American buyers or aesthetic-driven content creators, the Yumi is a reasonable choice with eyes open about its compromises. Whatever you pick, plan to swap the AIO and cooler within 18 months if you want maximum performance from either chassis.

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Frequently Asked Questions

Which brand uses better hidden components?

Both are value-focused integrators that economize on the power supply and motherboard. Skytech typically pairs a named entry-tier board with an unbranded or lightly branded PSU, and Yeyian follows a similar pattern. Read the full spec sheet for the exact PSU model and wattage, because that single part determines your upgrade ceiling.

Do these systems ship with dual-channel memory?

Not always. Budget prebuilts sometimes ship one 16GB stick to leave an upgrade path, which sacrifices roughly half the memory bandwidth and costs meaningful frames in CPU-limited titles. Check the listing for two matched modules, and verify in Task Manager after delivery that memory is running at its rated speed rather than JEDEC defaults.

How is the cooling on these budget towers?

Expect a basic tower air cooler or a 120mm AIO plus three to six RGB fans. That is adequate for a 65W to 105W CPU but marginal if you later upgrade to a higher-wattage chip. Verify fan orientation on arrival, since intake and exhaust are occasionally reversed at the factory, which raises temperatures noticeably.

Can I upgrade the GPU in either machine?

Usually yes, since both use standard ATX cases and boards. The constraints are PSU wattage and available PCIe power connectors. A 600W supply with one 8-pin cable caps you near a 200W card, so if a future upgrade matters, pick the configuration with the larger, better-rated supply even if the GPU is identical.

Which offers a better warranty?

Both typically offer one year of parts and labor with limited technical support, and both require return shipping for repairs. Compare who covers shipping in each direction and whether the first thirty days include advance replacement. For budget machines, the difference in support responsiveness matters more than small spec differences on paper.

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