Rankings

The ZOTAC ZBOX CI337 Nano is a fanless, compact mini PC built around an Intel N100 processor, offering silent operation, dual Gigabit Ethernet, and triple 4K display support for noise-sensitive environments.

The UDPTCP fanless mini PC (N2840) is an industrial-grade, compact computer featuring a dual-core Celeron Bay Trail processor, dual Gigabit Ethernet, dual display outputs and a rugged aluminum chassis designed for 24/7 operation in harsh environments. Its rich I/O suite makes it suitable for networking, automation and edge-computing, though the aging CPU and limited memory constrain performance.

The HEIGAOLAPC Mini PC Stick is a fanless, stick-form factor computer powered by an Intel Pentium N4200 and 4 GB of LPDDR4 RAM, offering 4K @ 60 Hz video via HDMI 2.0 and a range of connectivity options. Its tiny size and silent operation suit digital signage and kiosks, but performance is limited by BIOS-imposed throttling and non-upgradeable components.

The Azulle Access Pro Fanless Mini PC Stick is a pocket-sized, plug-and-play computer powered by an Intel N100 processor. It offers silent operation, dual-4K video support, and a rich set of I/O in a fanless design, making it ideal for thin-client and kiosk scenarios.

The HEIGAOLAPC PC Stick is a fanless, stick-form mini PC with Windows 11 Pro, 8 GB RAM and 128 GB eMMC. It excels in silent operation, compactness and connectivity, but its modest CPU and eMMC storage limit performance-intensive tasks.

The KINGDEL NC1037 industrial mini PC offers fanless silent operation, a metal enclosure and extensive legacy ports, but its dual-core Celeron CPU, 8 GB DDR3L RAM and small SSD limit performance for general computing.
| Attribute | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
|---|---|---|---|---|---|---|
2 | 4best | 4best | 2 | 4best | 4best | |
8 GBbest | 8 GBbest | — | — | 4 GB | 4 GB | |
2 | 4best | 4best | 2 | 4best | 4best | |
1.8 GHz | 1.5 GHz | 0.8 GHz | 2.16 GHzbest | 1.1 GHz | 0.8 GHz | |
— | 2.7 GHz | 3.4 GHzbest | 2.58 GHz | 2.5 GHz | 3.4 GHzbest | |
128 GBbest | 128 GBbest | — | — | 64 GB | 64 GB | |
1 Gbpsbest | 1 Gbpsbest | 1 Gbpsbest | 1 Gbpsbest | 0.95 Gbps | 1 Gbpsbest | |
| ↓ lower better | 36 W | 10 W | 6 Wbest | 7.5 W | 6 Wbest | 6 Wbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
|---|---|---|---|---|---|---|
Performance(5) | ||||||
CPU Cores | 2 | 4 | 4 | 2 | 4 | 4 |
CPU Threads | 2 | 4 | 4 | 2 | 4 | 4 |
Base Clock (GHz) | 1.8 GHz | 1.5 GHz | 0.8 GHz | 2.16 GHz | 1.1 GHz | 0.8 GHz |
Boost Clock (GHz) | — | 2.7 GHz | 3.4 GHz | 2.58 GHz | 2.5 GHz | 3.4 GHz |
CPU TDP (W) | 36 W | 10 W | 6 W | 7.5 W | 6 W | 6 W |
Build & Design(1) | ||||||
Weight (kg) | 1.381 kg | 0.391 kg | 0.88 kg | 1.81 kg | 0.375 kg | 0.125 kg |
Memory(2) | ||||||
RAM Capacity (GB) | 8 GB | 8 GB | — | — | 4 GB | 4 GB |
RAM Type | DDR3L | LPDDR4 | DDR5 | DDR3L | LPDDR4 | LPDDR4 |
Storage(2) | ||||||
Storage Capacity (GB) | 128 GB | 128 GB | — | — | 64 GB | 64 GB |
Storage Type | mSATA SSD | eMMC | NVMe PCIe 3.0 | — | eMMC | eMMC |
Ports(2) | ||||||
USB‑C/3.0 Ports | 4 | 3 | 1 | 1 | 2 | 2 |
HDMI Ports | 1 | 1 | 2 | 1 | 1 | 1 |
Connectivity(3) | ||||||
Wi‑Fi Standard | Wi-Fi 4 | Wi-Fi 5 | Wi‑Fi 6 | — | 802.11ac | Wi‑Fi 6 |
Bluetooth Version | Bluetooth | 5.2 | 5.2 | — | 5.0 | 5.2 |
Ethernet Speed (Gbps) | 1 Gbps | 1 Gbps | 1 Gbps | 1 Gbps | 0.95 Gbps | 1 Gbps |
Power & Warranty(2) | ||||||
Power Adapter Wattage (W) | 36 W | 36 W | 40 W | — | — | 15 W |
Warranty Period (months) | 24 months | 24 months | 24 months | 12 months | 24 months | — |

Products in the top-left offer the best value (high score, low price).

Reviewers note the PC excels in industrial settings where silent operation and legacy connectivity outweigh raw performance, but caution against using it for demanding tasks.
Users appreciate 24/7 reliability, serial ports and dual LAN for specialized deployments, while criticizing the sluggish CPU and limited storage.

“Perfect for my factory control system-4 COM ports are a lifesaver.”

“Runs 24/7 without overheating or noise.”

“Easy to mount behind a monitor; saves space.”








Professional reviewers view the HEIGAOLAPC stick as a solid, eco-conscious solution for commercial deployments where silence, compactness and reliable connectivity outweigh raw processing power.
Everyday users appreciate the device's plug-and-play ease, silent operation, and solid Wi-Fi/Ethernet connectivity, especially for digital signage and home media.

Professional reviewers describe the ZBOX CI337 Nano as a well-engineered, niche-focused mini PC with an outstanding passive cooling solution and the rare inclusion of dual Gigabit Ethernet. They acknowledge the modest Intel N100 processor but consider it sufficient for basic computing, media playback, and light multitasking.
Everyday users overwhelmingly praise the device's silent, fanless operation and its tiny footprint that can be mounted behind a display. The dual LAN ports and reliable 4K playback are frequently highlighted as strong points.

Professional reviewers commend the UDPTCP N2840 for its rugged, fanless design and rich I/O suite, making it a solid choice for industrial networking, automation and edge-computing tasks. However, they note that the aging Bay Trail processor and DDR3L memory limit its suitability for contemporary desktop or virtualization workloads, and recommend newer models for better performance.
Everyday users consistently highlight the unit's silent, reliable operation and the usefulness of dual Ethernet and serial ports for specialized applications. Recurring complaints focus on the under-powered CPU, limited memory capacity, and the fact that many kits arrive without RAM or storage, requiring extra purchases.

Professional reviewers acknowledge the HEIGAOLAPC Mini PC Stick's solid hardware package-HDMI 2.0, dual USB 3.0, and Gigabit Ethernet-yet criticize the firmware-imposed CPU throttling that hampers real-world performance. They note the fanless design is ideal for silent, always-on deployments, but warn that the limited eMMC speed, non-upgradeable RAM, and occasional overheating diminish its suitability for more demanding tasks.
Everyday users praise the stick's silent operation, space-saving HDMI plug-in design, crisp 4K streaming and reliable wired networking. However, many express disappointment with sluggish performance, frequent freezes, and overheating, attributing these issues to the BIOS-locked CPU and lack of upgrade paths.

Professional reviewers commend the Access Pro for its excellent power efficiency, upgraded connectivity, and solid build quality, noting it sets a new standard for fanless stick PCs in business environments. They also point out occasional spec mis-labeling and the inherent performance limits of the N100 processor.
Everyday users rate the device highly for its plug-and-play simplicity, silent operation, and reliable Wi-Fi 6/Ethernet performance, especially in office and digital signage scenarios. Common complaints focus on limited eMMC storage, the lack of an SSD option, a bulky power brick, and occasional OS mismatches out of the box.
