ACTi Z79 vs Vivotek TT9333-E: Specification Comparison
Both the ACTi Z79 and Vivotek TT9333-E(7MM) are 4MP outdoor turret cameras rated IP68/IK10, making them surface-level cross-shop candidates for hardened perimeter deployments. However, the comparison reveals a fundamental capability gap: the Z79 is a conventional single-sensor visible-light camera, while the TT9333-E is a bi-spectrum device combining a 4MP visible imager with a thermal sensor. Buyers must weigh standard PoE simplicity and cost against thermal detection capability and the higher power and price point the Vivotek demands.
In This Guide
How do the imaging specs compare?
The ACTi Z79 delivers 4MP visible resolution through a fixed 2.8mm F2.0 lens, providing a wide field of view suited to corridor or entry-point coverage. It includes standard WDR and IR illumination described as adaptive, though no IR range figure is specified in the provided data. Low-light operation relies solely on the IR illuminator. H.265 and H.264 dual-stream compression are supported; no MJPEG is listed.
The Vivotek TT9333-E(7MM) combines a 4MP visible sensor with a simultaneous thermal imaging channel — a fundamentally different sensor architecture. The visible lens is a 5–50mm motorized P-iris with 10x optical zoom, offering flexible scene framing not possible with the Z79's fixed 2.8mm optic. WDR is listed as WDR PRO II. IR illumination uses 940nm covert (invisible) LEDs with a stated 50m range. MJPEG is added as a third compression option alongside H.265 and H.264. The thermal channel maintains detection through fog, smoke, and zero-light conditions where any visible-light camera, including the Z79, cannot perform.
What about installation and environment?
Both cameras share IP68 ingress protection and IK10 impact resistance, so housing ruggedness is equivalent at this level. The Z79 operates from -40°C to 60°C and is powered exclusively by 802.3af PoE at a maximum of 13W — compatible with any standard PoE switch port, no injector upgrade required. Mounting options listed are wall and ceiling. MicroSD on-board storage is specified.
The TT9333-E(7MM) operates from -40°C to +70°C, a 10°C wider upper thermal tolerance. Its PoE++ (802.3bt) Class 4 power requirement means existing 802.3af/at switch ports will not suffice — installers must verify or upgrade switch infrastructure. The specs also reference an external AC power supply (HLG-120H-24, 90–305VAC input, 24VDC/120W output) and a voltage entry of 305VAC, suggesting AC power is an alternative or required option for full operation. Mount options extend to wall, recessed, pole, and rack. NEMA 4X certification is listed. No on-board storage spec is provided in the supplied data.
Which fits your VMS and analytics better?
The ACTi Z79 declares ONVIF compliance (Profile unspecified in provided data) and carries a built-in microphone for one-way audio capture. No edge analytics are listed in the supplied specifications. On-board MicroSD storage is confirmed, enabling edge recording without continuous NVR stream dependency.
The Vivotek TT9333-E(7MM) specifies ONVIF Profile S, T, and G compliance — a broader interoperability declaration covering streaming, metadata, and recording profiles. Named VMS compatibility includes AXIS Camera Station and Milestone in addition to ONVIF. Edge analytics listed include deep learning, object detection, and people counting — capabilities absent from the Z79 spec sheet. Audio is two-way with a built-in microphone. No on-board storage specification is present in the provided data for this model.
Which should you choose: the Z79 or the TT9333-E?
Our take: The Z79 is the stronger choice when the deployment is a standard visible-light surveillance application, infrastructure is limited to 802.3af PoE switches, and budget is the primary constraint. Concretely: the Z79 draws 13W max on any 802.3af port while the TT9333-E(7MM) requires 802.3bt PoE++ Class 4, demanding switch replacement or AC power infrastructure; the Z79 confirms MicroSD edge storage while the TT9333-E(7MM) has no storage spec listed; and the Z79's 2.8mm fixed lens delivers immediate wide-area coverage without commissioning a motorized zoom. Conversely, the TT9333-E(7MM) is the only option when thermal detection is required — for perimeter intrusion through fog, smoke, or total darkness — and its 10x optical zoom (5–50mm), ONVIF S/T/G breadth, named Milestone/AXIS VMS support, and deep-learning analytics justify the PoE++ infrastructure investment for mission-critical or high-consequence sites.
Side-by-Side Comparison
Spec-for-spec, from manufacturer data.
| Specification | ACTi Z79 | Vivotek TT9333-E |
|---|---|---|
| Resolution | 4MP visible | 4MP visible + thermal |
| Lens / Focal Length | 2.8mm fixed, F2.0 | 5–50mm motorized P-iris, 10x optical zoom |
| IR Illumination | IR (adaptive; range not specified) | 940nm covert IR, 50m range |
| WDR | WDR | WDR PRO II |
| Video Compression | H.265; H.264 | H.265; H.264; MJPEG |
| IP Rating | IP68 | IP68 |
| IK / Impact Rating | IK10 | IK10 |
| NEMA Rating | — | NEMA 4X |
| Operating Temperature | -40°C to +60°C | -40°C to +70°C |
| Power Input / PoE Class | 802.3af PoE, 13W max | 802.3bt PoE++ Class 4; AC 90–305VAC alt. |
| Form Factor | Turret | Turret |
| Mount Type | Wall; Ceiling | Wall; Recessed; Pole; Rack |
| Edge Storage | MicroSD | — |
| Audio | Built-in microphone (one-way) | Two-way; built-in microphone |
| Edge Analytics | — | Deep learning; object detection; people counting |
| ONVIF / VMS | ONVIF (profile not specified) | ONVIF Profile S/T/G; AXIS Camera Station; Milestone |
Frequently Asked Questions
Which should you choose: the Z79 or the TT9333-E?
The Z79 is the stronger choice when the deployment is a standard visible-light surveillance application, infrastructure is limited to 802.3af PoE switches, and budget is the primary constraint. Concretely: the Z79 draws 13W max on any 802.3af port while the TT9333-E(7MM) requires 802.3bt PoE++ Class 4, demanding switch replacement or AC power infrastructure; the Z79 confirms MicroSD edge storage while the TT9333-E(7MM) has no storage spec listed; and the Z79's 2.8mm fixed lens delivers immediate wide-area coverage without commissioning a motorized zoom. Conversely, the TT9333-E(7MM) is the only option when thermal detection is required — for perimeter intrusion through fog, smoke, or total darkness — and its 10x optical zoom (5–50mm), ONVIF S/T/G breadth, named Milestone/AXIS VMS support, and deep-learning analytics justify the PoE++ infrastructure investment for mission-critical or high-consequence sites.
Is the Z79 or TT9333-E better for low-light and zero-light detection?
For zero-light or adverse-atmosphere conditions (fog, smoke, fire), the TT9333-E(7MM) is the only capable option because it includes a thermal imaging channel that does not rely on reflected light. The Z79 uses a standard IR illuminator (wavelength and range not specified in provided data) and cannot detect through obscurants. In clear, dark conditions both cameras use IR, but the TT9333-E's covert 940nm IR extends to a stated 50m range; no comparable range figure is provided for the Z79.
Can I power the TT9333-E(7MM) from the same PoE switch I use for the Z79?
Not unless your switch supports 802.3bt (PoE++). The Z79 requires standard 802.3af at 13W max and will run on any compliant PoE port. The TT9333-E(7MM) requires PoE++ 802.3bt Class 4, which delivers significantly higher wattage. The supplied specs also reference an external AC power supply option (90–305VAC input). Verify your switch's per-port power budget before specifying the Vivotek.
Which camera offers better VMS compatibility and built-in analytics?
The TT9333-E(7MM) has a broader declared VMS compatibility: ONVIF Profile S, T, and G, plus named support for Milestone and AXIS Camera Station. It also lists edge analytics including deep learning, object detection, and people counting. The Z79 declares ONVIF compliance but does not specify which ONVIF profiles, and no edge analytics are listed in the provided specifications. If your VMS is Milestone or AXIS Camera Station, or if you require on-camera analytics, the TT9333-E(7MM) is the specified choice.
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