Keyboard Build Cost Calculator
Break down your custom mechanical keyboard budget by component
Total Build Cost
$285
4 components
Budget Breakdown
Budget Building Tips
- Case + PCB is the foundation — don't cheap out here. A quality PCB prevents ghosting and supports QMK/VIA.
- Keycaps make the biggest visual difference — PBT double-shot caps last longer and won't shine over time.
- Switches are personal — buy a switch tester first ($15–25) before committing to a full set.
- Don't skip stabilizers — cheap stabs rattle. $15–20 for lubed Durocks or Staebies transforms the typing feel.
- You can upgrade over time — start with a budget case/PCB combo and upgrade switches and caps later.
💡 The 40/30/20/10 rule: Aim for ~40% on case/PCB, ~30% on keycaps, \n ~20% on switches, and ~10% on stabs/lube for a balanced build.
Many entry-level custom keyboards (like the Keychron Q-series or KBDFans \n starter kits) come with a pre-assembled case and PCB for under $150. You can add switches \n and keycaps later as your budget grows.
Building Your Custom Keyboard
Case & PCB
The backbone of your build. Choose between plastic (cheaper, lighter) and aluminum \n (heavier, more premium). Ensure QMK/VIA support for full programmability.
Switches
Linear (smooth), tactile (bump), or clicky (bump + sound). Switch type affects \n typing feel more than any other component. Always buy a tester first.
Keycaps
The face of your keyboard. PBT double-shot lasts longer than ABS. SA and OEM \n profiles are taller; Cherry and XDA are lower. Budget $40–150 for a quality set.
📊 Build Budget Tiers
| Tier | Total Budget | Case + PCB | Switches | Keycaps | Stabs & Lube |
|---|---|---|---|---|---|
| 💵 Budget | $80–150 | $40–60 | $20–30 | $15–30 | $5–10 |
| ⚡ Mid-Range | $150–350 | $80–120 | $40–60 | $50–80 | $15–20 |
| 🔥 Enthusiast | $350–600 | $150–250 | $60–100 | $80–150 | $20–30 |
| 💎 Premium | $600+ | $300+ | $100+ | $150+ | $30+ |
💡 Pro Tips
- Hot-swap PCBs save money long-term — you can change switches without soldering, letting you experiment with different switch types for a fraction of the cost of a new board.
- Aluminum cases are $50–80 more than plastic but offer significantly better sound and rigidity. Worth it if it's within your budget.
- Gateron and Akko switches offer excellent value at $0.20–0.35/switch — comparable to $0.80+ premium switches.
- AliExpress keycaps can be 50%+ cheaper than name-brand sets with comparable quality. Just check for compatibility with your layout.
- Plate material matters — polycarbonate (soft, deeper sound), aluminum (stiff, balanced), brass (heavy, higher-pitched). Many kits include one.
💡 Remember: A $200 custom keyboard with proper stabilizers and quality switches \n can feel and sound better than a $500 pre-built. The magic is in the assembly and tuning, not the price tag.