Speakerphone, Voice, Battery - Nexus S and Android 2.3 Review: Gingerbread for the Holidays
Speakerphone, Voice, Battery
So I mentioned earlier that the Nexus S speakerphone is a bit quiet when calling with SIP VoIP. I think that’s an understatement - it’s extremely quiet when making a SIP call. Again these tests are the same way we’ve run all our other speakerphone tests - 6” above the device with our USB datalogger.
The Nexus S is louder than the Nexus One for normal calls, however. Speakerphone at maximum volume has a bit of distortion, but one volume notch down it goes away entirely. I thought speakerphone voice quality was very good. Earphone volume is acceptable if a tad on the quiet side, but then again I think the same thing for nearly every other handset. Voice quality on the earphone is exactly what I’m used to for UMTS voice. There’s software noise cancellation for video, but I can’t locate a second microphone on the Nexus S for noise cancellation in calls. Having that second microphone was a big deal for the Nexus One, so I’m surprised it’s absent in the Nexus S - if it’s there, I at least couldn’t find it.
Battery life on the Nexus S is actually shockingly close to the Nexus One. So much so that it’s honestly scary in the case of 3G and WiFi browsing time. 3G Talk time on the Nexus S is far better than the Nexus One. We of course ran our normal suite of tests for 3G and WiFi browsing time, loading through a couple dozen pages with the screen at 50% brightness, extraneous processes killed using a task killer, and the display on. For the talk time test, we play music at both ends, allow displays to sleep, and take the total talk time. I noted that the Nexus S fell back to GSM voice three times, each time I reinitialized the call after the Nexus S reacquired UMTS. I’m going to run this test again and update if necessary - just know that’s what happened if these numbers change.
The Nexus S includes a slightly bigger battery than the Nexus One (5.55 Whr versus 5.2 Whr). I’m a bit surprised battery life didn’t improve just a bit more between the two.
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