ZTE vs Huawei, Network Testers & Crimping Pins: A Quality Inspector Answers 7 FAQs

If you've ever compared ZTE and Huawei side by side, wondered whether the Blade L130 is worth the money, or fought with a crimping tool until your hands hurt—this one's for you. I'm a quality inspector in telecom. I review roughly 200+ unique items every year—routers, CPEs, cabling work, installation batches—before they reach operator networks. When something gets delivered, I'm the one who decides whether it ships or goes back.

Here are the 7 questions people ask me most, answered straight:

• Is ZTE the same as Huawei?
• Is the ZTE Blade L130 worth buying in 2025?
• Who is the ZTE 2720 V Flip for?
• What should a network tester actually check?
• How do you crimp pins correctly?
• How do I know if a crimped connection is good?
• Do I need to test every connection or can I sample?

1. Is ZTE the same as Huawei?

No. They're routinely lumped together because they're both Chinese telecom giants, but they're separate companies with different product lines, engineering teams, and roadmaps.

In my work I've tested equipment from both. ZTE's 5G CPE line, OLTs, and enterprise routers are solid; Huawei has its own strengths too. But "better" depends entirely on your network, your team's skills, and the infrastructure you already have. Anyone who tells you one is categorically superior is selling something.

One practical difference: ZTE tends to sell end-to-end bundles. You can get the OLT, the switch, the router, and the CPE all from one vendor. That simplifies procurement and support. But it also creates lock-in. I have mixed feelings about that. On one hand, support is way smoother when everyone points to the same team. On the other, I've seen operators wait weeks on a replacement part because their bundle didn't include a cross-vendor fallback.

2. Is the ZTE Blade L130 worth buying in 2025?

Depends on your expectations. The Blade L130 is an entry-level phone with a small screen, a basic camera, and a lightweight version of Android. If you expect flagship performance, you'll be disappointed. If you want calls, messages, a few essential apps, and a price that doesn't make you flinch when it gets dropped—it does the job.

I'm not 100% sure what it sells for right now—prices move a lot by region—but it lands firmly on the budget end. For that money, the build quality is surprisingly consistent.

Here's the quality-control angle: I've rejected plenty of budget devices over the years. The ones that make it through have consistent build quality, not impressive specs. The L130 gets that part right. It's not pretending to be something it isn't.

3. Who is the ZTE 2720 V Flip for?

Flip phones are making a quiet comeback, and the 2720 V Flip is aimed at three specific groups:

• Older users who want a simple device with real buttons for calls and texts
• Parents who want a phone for a kid that can't install a dozen apps
• People cutting back on screen time without going fully off-grid

It's a 4G LTE flip phone with a physical keypad and solid battery life. Take it from someone who's disassembled a few: the hinge is the critical quality point. Every open and close flexes that internal cable. In cheap flip phones, I've seen flex cables fail after roughly 10,000 folds. The 2720 V Flip uses a sturdier hinge design that holds up better in everyday use.

Just don't expect app support or fancy features. That's not what this device is for.

4. What should a network tester actually check?

More than most people think. In Q1 2024, I had a field team skip the network tester because they were behind schedule. The cables were "basically the same as last time." That was the one time it mattered. A bad batch of patch cables slipped through, and the redo cost about $22,000 plus a delayed launch.

So, what to check:

• Wire map: every conductor connected to the correct pin at both ends—no crossed or split pairs.
• Length: Cat5e runs are limited to 100 meters. A cable can pass continuity yet still fail because it's too long.
• Signal integrity: attenuation, near-end crosstalk, return loss. This is the one that catches people out. A cable can pass a basic continuity test while failing badly on signal quality.

Basically, a network tester catches what your eyes can't.

5. How do you crimp pins correctly?

This is one of those skills that seems easy until a customer's network won't link at full speed. Here's the process I require from our contractors:

1. Strip the jacket carefully. About 12–13 mm of exposed conductors for an RJ45. Too much means untwisted pairs, and untwisted pairs mean interference.
2. Untwist as little as possible. The twists in the pairs exist for signal quality. More than about 12 mm of untwisted wire and you've already degraded the link. I've seen people untwist an inch, then blame the cable when certification fails.
3. Go T568A or T568B—consistently. Pick one pinout and use it across the whole project. Mixed standards create crossed pairs that are a pain to trace later.
4. Push wires to the end. You should see the copper tips through the connector face before you crimp. If you can't, the pins won't make full contact.
5. Use a ratcheting crimper. It applies consistent force every time. Consistency is what quality means in this trade.

One mistake I still remember: I told a subcontractor we needed "standard RJ45 connectors." They heard "any RJ45 that fits" and brought back shielded connectors designed for stranded cable. The whole first batch failed because the tolerances didn't match our solid-core Cat5e. Same words, completely different meaning. We caught it in testing before it hit the field, but it cost us a day and a box of connectors.

6. How do I know if a crimped connection is actually good?

You can't tell by looking. A clean crimp can fail; a messy-looking one can pass. Verification has to be physical and electrical:

• Pull test: give it a firm tug. If a conductor slides out, it's bad.
• Continuity/wire map: run it through a tester to confirm every pin is terminated correctly and nothing is shorted.
• Signal test: a proper network tester tells you whether that connection actually performs at speed, not just whether electrons can find a path.

I know it's tempting to skip the last step. I've done it. I knew I should have tested every port on one project, but I thought "what are the odds?" The odds caught up: 40 bad terminations in a 200-port run. Since then, every spec I write includes mandatory testing.

7. Do I need to test every connection, or can I sample?

In manufacturing, sampling works because the process is stable and the equipment is calibrated. In the field, every crimp is made by a human, with a hand tool, in different conditions. People get tired. Tools get dropped. Schedules slip.

That's why, for critical infrastructure, I insist on 100% testing. It takes more time, sure. But it eliminates an entire category of surprises. I've seen sampling miss one bad run, and that one run cost more in troubleshooting than testing everything would have.

What was best practice in 2020 may not apply in 2025. The fundamentals haven't changed—good crimps, correct pinouts, verified links—but the tools and expectations have. If your commissioning process still relies on samples and luck, it's time to update.