GoDEX RT860i vs Zebra ZD421
Side-by-side comparison of barcode printers specs, hardware, and features to help you pick the right one for your use case.

600 dpi ultra-high resolution desktop printer, ideal for electronic component labels, jewelry labels and other fine printing needs.

Zebra's next-generation desktop printer with built-in Print DNA smart software suite, multiple connectivity options, easy operation and enhanced security.
Which one should you pick?
Both GoDEX RT860i and Zebra ZD421 are proven barcode printers options sold through JUNJI as an authorized distributor. GoDEX RT860i suits users who prioritize mid-range value with strong specs. Zebra ZD421 is a better fit for large-scale deployments needing vendor parity. Request a quote and we'll match you to the exact configuration for your workflow.
Full spec comparison
| Specification | GoDEX RT860i | Zebra ZD421 |
|---|---|---|
| Print Method | Direct Thermal / Thermal Transfer | Direct Thermal / Thermal Transfer |
| Resolution | 600 dpi (24 dots/mm) | 8 dots/mm / 12 dots/mm |
| Print Speed | 76 mm/s (3 ips) | 6 ips / 4 ips |
| Print Width | 105.6 mm (4.16") | 203 dpi: 104 mm (4.09"); 300 dpi: 108 mm (4.27") |
| CPU | 32-bit RISC CPU | — |
| Sensors | Gap / Black Mark | Multi-point transmissive + full-width reflective + print head opening sensor |
| Media Types | Continuous paper / die cut label / black mark / folding | Roll or folded sheet: labels (die-cut or continuous, thermal or thermal transfer)/tags/receipt paper (continuous, thermal)/wristbands |
| Media Width | 25.4 – 118 mm (1.0" – 4.64") | ZD421t: 15 – 112 mm (0.585 – 4.41"); ZD421c: 15 – 118 mm (0.585 – 4.65"); ZD421d: 15 – 108 mm (0.585 – 4.25") |
| Media Roll OD | Max 127 mm (5") | Max 127 mm (5") |
| Media Core | 25.4 mm (1") | Standard 12.7 / 25 mm (0.5" / 1"); optional adapter 38.1 / 50.8 / 76 mm (1.5" / 2" / 3") |
| Ribbon Length | Max 300 m (981') | Roll: 300 m or 74 m; Cartridge: 74 m |
| Ribbon Width | 30 – 110 mm (1.18" – 4.33") | Roll: 33.8 – 109.2 mm (1.33" – 4.3"); Cartridge: 109.2 mm (4.3") |
| Interface | USB 2.0 + RS-232 + Parallel + Ethernet 10/100 | Standard USB 2.0 + USB Host + Bluetooth LE; optional 10/100 Ethernet + RS-232 Serial + Wi-Fi 802.11ac + Bluetooth 4.1 |
| Programming Language | EZPL / GEPL / GZPL (auto switch) | ZPL II / EPL2 / Link-OS |
| Display | 3.2" color LCD + touch button panel | — |
| Dimensions | 279 (L) × 211 (W) × 196 (H) mm | Thermal transfer: 267 × 202 × 189 mm; Thermal: 220.8 × 177.5 × 150.7 mm; Ribbon cartridge: 254 × 202 × 177 mm |
| Weight | 2.7 kg (5.9 lbs) | Thermal transfer: 2.05 kg; Thermal: 1.35 kg; Ribbon cartridge: 2.3 kg |
| Max Print Length | — | 991 mm (39") |
| Memory | — | 256 MB SDRAM / 512 MB Flash |
| Certification | — | ENERGY STAR, meets Energy Efficiency Level VI |
| Power | — | External transformer 100-240 VAC 50-60 Hz, output 24 VDC 2.5A |
Differences highlighted. Data source: JUNJI product catalog (21 spec rows compared).
