Zebra ZD421 vs Zebra ZT610
Side-by-side comparison of barcode printers specs, hardware, and features to help you pick the right one for your use case.

Zebra's next-generation desktop printer with built-in Print DNA smart software suite, multiple connectivity options, easy operation and enhanced security.

ZT600 series flagship 4-inch industrial printer with all-metal chassis and 4.3-inch color touchscreen, built for high-volume 24/7 printing. Up to 14 ips print speed with multiple resolution options for demanding manufacturing and logistics environments.
Which one should you pick?
Both Zebra ZD421 and Zebra ZT610 are proven barcode printers options sold through JUNJI as an authorized distributor. Zebra ZD421 suits users who prioritize enterprise reliability and global service network. Zebra ZT610 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 | Zebra ZD421 | Zebra ZT610 |
|---|---|---|
| Print Method | Direct Thermal / Thermal Transfer | Direct Thermal / Thermal Transfer |
| Resolution | 8 dots/mm / 12 dots/mm | 8 dots/mm |
| Print Speed | 6 ips / 4 ips | 14 ips / 12 ips / 6 ips |
| Print Width | 203 dpi: 104 mm (4.09"); 300 dpi: 108 mm (4.27") | 104 mm (4.09") |
| Max Print Length | 991 mm (39") | 203 dpi: 3,988 mm (157"); 300 dpi: 1,854 mm (73"); 600 dpi: 991 mm (39") |
| Memory | 256 MB SDRAM / 512 MB Flash | 2 GB Flash / 1 GB RAM |
| Sensors | Multi-point transmissive + full-width reflective + print head opening sensor | Transmissive and reflective media sensors (adjustable position), ribbon sensor, print head open sensor, print head temperature sensor |
| Media Types | Roll or folded sheet: labels (die-cut or continuous, thermal or thermal transfer)/tags/receipt paper (continuous, thermal)/wristbands | Continuous, punched, indented, black mark, folded, thermal/thermal transfer labels, wristbands |
| Media Width | ZD421t: 15 – 112 mm (0.585 – 4.41"); ZD421c: 15 – 118 mm (0.585 – 4.65"); ZD421d: 15 – 108 mm (0.585 – 4.25") | 20–114 mm (0.79–4.5") |
| Media Roll OD | Max 127 mm (5") | Max 203 mm (8.0") |
| Media Core | Standard 12.7 / 25 mm (0.5" / 1"); optional adapter 38.1 / 50.8 / 76 mm (1.5" / 2" / 3") | 76 mm (3.0") inner diameter |
| Ribbon Length | Roll: 300 m or 74 m; Cartridge: 74 m | Maximum 450 m (1,476') |
| Ribbon Width | Roll: 33.8 – 109.2 mm (1.33" – 4.3"); Cartridge: 109.2 mm (4.3") | 51–110 mm (2.0–4.33") |
| Interface | Standard USB 2.0 + USB Host + Bluetooth LE; optional 10/100 Ethernet + RS-232 Serial + Wi-Fi 802.11ac + Bluetooth 4.1 | USB 2.0, RS-232 Serial, 10/100 Ethernet, USB Host x2, Bluetooth 4.0 standard; optional Wi-Fi 6 (802.11ax)/BT 5.3 or Wi-Fi 5 (802.11ac)/BT 4.2, parallel port, application connector |
| Programming Language | ZPL II / EPL2 / Link-OS | ZPL、ZPL II、XML、EPL2、ZBI 2.0、Virtual Devices |
| Certification | ENERGY STAR, meets Energy Efficiency Level VI | ENERGY STAR |
| Power | External transformer 100-240 VAC 50-60 Hz, output 24 VDC 2.5A | — |
| Weight | Thermal transfer: 2.05 kg; Thermal: 1.35 kg; Ribbon cartridge: 2.3 kg | 22.7 kg (50 lb) |
| Dimensions | Thermal transfer: 267 × 202 × 189 mm; Thermal: 220.8 × 177.5 × 150.7 mm; Ribbon cartridge: 254 × 202 × 177 mm | — |
| Display | — | 4.3" color touch screen |
| Construction | — | Full metal die-cast body |
Differences highlighted. Data source: JUNJI product catalog (21 spec rows compared).
