Ultimaxx UM-ZL650W 650-1300mm
The 650-1300mm zoom range provides extreme reach for distant subjects, while the multi-coated optics aim to reduce flare in daylight and nighttime shots. Its lightweight aluminum alloy body keeps the 3574g lens relatively portable for its class, though it relies entirely on manual focus with a dim f/8.0-16 aperture. This lens is best for budget-conscious hobbyists experimenting with astrophotography or long-range surveillance who can work from a sturdy tripod.
Snapshot
The 30-Second Version
The Ultimaxx UM-ZL650W gives you a ridiculous 650-1300mm zoom range for under $200, but it's a fight to use. The manual focus and dim aperture mean you're limited to bright, static subjects on a tripod. It's a fun toy for the money if you know what you're getting into, but its build quality and user sentiment scores are among the worst we've seen.
Pros & Cons
Pros
- Insane 650-1300mm reach for a shockingly low price. 82nd
- Stabilization is surprisingly decent for a budget lens. 72nd
- Can produce acceptable images in perfect, bright light. 65th
- Includes a 2X teleconverter for even more range.
Cons
- Manual focus only, which is a nightmare at these focal lengths.
- The f/8-16 aperture makes it useless in anything but full sun.
- Build quality is at the absolute bottom of the barrel.
- User reports of missing parts and fit issues are common.
What owners think
The Word on the Street
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Based on 18 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Let's be real, the image quality is a mixed bag. In bright, direct sunlight you can pull off some surprisingly decent shots if you nail the manual focus, which is a big 'if'. The f/8-16 aperture range means this thing is a light vampire. Forget shooting in anything but broad daylight, and even then you'll be cranking your ISO. The stabilization helps a bit, sitting in the 82nd percentile for its class, but at these focal lengths any tiny vibration is magnified into a blurry mess. You absolutely need a rock-solid tripod and a lot of patience. The manual focus ring is your only option, and it's a slow, fiddly process.
Specifications
Full Specifications
Optics
| Type | Telephoto |
| Focal Length Min | 650 |
| Focal Length Max | 1300 |
| Elements | 8 |
| Coating | Multi-coated, anti-reflection |
Aperture
| Max Aperture | f/16 |
| Min Aperture | 8.0-16 |
| Constant | No |
Build
| Mount | Canon EF |
| Weight | 3.6 kg / 7.9 lbs |
AF & Stabilization
| AF Type | manual focus only |
| Stabilization | Yes |
Focus
| Min Focus Distance | 1300 |
vs Competition
Stacking this against the competition is almost unfair because it plays a completely different game. The Sigma 18-50mm f/2.8 or Tamron 28-75mm f/2.8 are in another universe for image quality, autofocus speed, and low-light performance, but they can't touch this focal length. The Viltrox 14mm f/4 is wider and sharper. This Ultimaxx isn't competing on quality, it's competing on sheer, unadulterated reach for the lowest possible price. It's a specialty tool, not a daily driver, and it loses to every other lens on our list in terms of optical quality and build.
| Spec | Ultimaxx UM-ZL650W 650-1300mm | Tamron Di III VC 28-300mm f/4-7.1 VXD | Sigma Contemporary 18-50mm f/2.8 DC DN | Panasonic Leica DG Vario-Elmarit H-ES12035 | Nikon NIKKOR Z 24-200mm f/4-6.3 VR | Sony E 18-135mm f/3.5-5.6 OSS |
|---|---|---|---|---|---|---|
| Focal Length | 650-1300mm | 28-300mm | 18-50mm | 12-35mm | 24-200mm | 18-135mm |
| Max Aperture | f/16 | f/4 | f/2.8 | f/2.8 | f/4 | f/3.5 |
| Mount | Canon EF | Sony E | Sony E | Micro Four Thirds | Nikon Z | Sony E |
| Stabilization | true | true | false | true | true | true |
| Weather Sealed | false | true | true | true | true | false |
| Weight (g) | 3574 | 590 | 290 | 306 | 570 | 326 |
| AF Type | manual focus only | VXD linear motor | stepping motor | Autofocus | stepping motor | Linear motor |
| Lens Type | telephoto | zoom | zoom | zoom | zoom | zoom |
| Compare | Compare | Compare | Compare | Compare |
| Product | AF | Bokeh | Build | Macro | Optical | Aperture | User Sentiment | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| Ultimaxx UM-ZL650W 650-1300mm | 13.3 | 28.2 | 0.2 | 43 | 44.6 | 40.6 | 2.2 | 72.2 | 65.1 | 82.4 |
| Tamron Di III VC 28-300mm f/4-7.1 VXD Compare | 98 | 78.2 | 65.1 | 85.8 | 96.7 | 66.3 | 91.2 | 97.7 | 55 | 82.4 |
| Sigma Contemporary 18-50mm f/2.8 DC DN Compare | 86.9 | 82.1 | 86.1 | 91.7 | 82.2 | 84.2 | 80.9 | 78.6 | 89.6 | 36.8 |
| Panasonic Leica DG Vario-Elmarit H-ES12035 Compare | 53.9 | 82.1 | 85.4 | 51 | 86.5 | 84.2 | 63.7 | 80.6 | 85.1 | 96.9 |
| Nikon NIKKOR Z 24-200mm f/4-6.3 VR Compare | 86.9 | 64.8 | 66.6 | 38.8 | 92.8 | 66.3 | 0 | 96.6 | 89.6 | 96.9 |
| Sony E 18-135mm f/3.5-5.6 OSS Compare | 98 | 75.7 | 72.5 | 40.3 | 78.5 | 77.6 | 44.7 | 95.8 | 89.6 | 82.4 |
Price
Value & Pricing
For around $170, you're getting a focal length that would cost you the price of a used car from a first-party brand. The value proposition is the only thing keeping this lens afloat. It's a cheap ticket to extreme telephoto photography, but the cost is paid in frustration. If your budget is absolutely maxed out and you just need to reach out and touch something far away, it's a functional tool. Just know that the low price comes with serious compromises in usability and build.
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Price History
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Overview
The Ultimaxx UM-ZL650W is a budget telephoto zoom that promises a ton of reach for very little cash. We're talking 650-1300mm, and it even comes with a 2X converter to double that if you're feeling adventurous. On paper, it sounds like a wildlife or astro shooter's dream for under $200. In reality, you get exactly what you pay for, and that's a lens that fights you every step of the way.
Common Questions
Q: Does this lens have autofocus?
No, it's fully manual focus only. At 1300mm, even tiny adjustments are huge, so expect a slow and precise focusing process.
Q: Can I use this lens for wildlife or sports?
Only in bright daylight with a very sturdy tripod. The slow f/8-16 aperture and manual focus make it nearly impossible to capture anything moving quickly or in low light.
Q: Will this fit my Canon Rebel T7?
It's advertised as compatible, but multiple user reviews report fit issues with Rebel series cameras. Double-check the included T-mount adapter and be prepared for a potential return if it doesn't lock on securely.
Who Should Skip This
If you need to capture any kind of action, shoot in less than full sunlight, or value sharpness and build quality, look elsewhere. This lens will frustrate you to no end. Anyone expecting autofocus or a plug-and-play experience should save up for a used first-party telephoto instead.
Verdict
This is a lens for the extremely patient hobbyist on a razor-thin budget who wants to dip a toe into super-telephoto photography or astrophotography. You'll need a sturdy tripod, bright sunny days, and a zen-like approach to manual focusing. If you can accept its massive limitations, the reach is undeniably fun to play with. Just don't expect it to be a reliable workhorse.