diff --git a/tools/profiling/microbenchmarks/bm2bq.py b/tools/profiling/microbenchmarks/bm2bq.py
index 280f217e6901272a8c6e6ae8f1ac0122259900f0..76ed0fef0db1c9852234ad67a188f41274d655db 100755
--- a/tools/profiling/microbenchmarks/bm2bq.py
+++ b/tools/profiling/microbenchmarks/bm2bq.py
@@ -80,6 +80,12 @@ if sys.argv[1] == '--schema':
 with open(sys.argv[1]) as f:
   js = json.loads(f.read())
 
+if len(sys.argv) > 2:
+  with open(sys.argv[2]) as f:
+    js2 = json.loads(f.read())
+else:
+  js2 = None
+
 writer = csv.DictWriter(sys.stdout, [c for c,t in columns])
 
 bm_specs = {
@@ -215,4 +221,10 @@ for bm in js['benchmarks']:
   row.update(labels)
   if 'label' in row:
     del row['label']
+  if js2:
+    for bm2 in js2['benchmarks']:
+      if bm['name'] == bm2['name']:
+        row['cpu_time'] = bm2['cpu_time']
+        row['real_time'] = bm2['real_time']
+        row['iterations'] = bm2['iterations']
   writer.writerow(row)
diff --git a/tools/run_tests/run_microbenchmark.py b/tools/run_tests/run_microbenchmark.py
index 4307906a7e4a5f1b6a035a6494187ea4a8c895ea..c6cc60715e529d9d9b3df29e5240da31a9f740ce 100755
--- a/tools/run_tests/run_microbenchmark.py
+++ b/tools/run_tests/run_microbenchmark.py
@@ -170,20 +170,25 @@ def collect_perf(bm_name, args):
     jobset.run(profile_analysis, maxjobs=multiprocessing.cpu_count())
     jobset.run(cleanup, maxjobs=multiprocessing.cpu_count())
 
-def collect_summary(bm_name, args):
-  heading('Summary: %s' % bm_name)
+def run_summary(cfg):
   subprocess.check_call(
       ['make', bm_name,
-       'CONFIG=counters', '-j', '%d' % multiprocessing.cpu_count()])
-  cmd = ['bins/counters/%s' % bm_name,
-         '--benchmark_out=out.json',
+       'CONFIG=%s' % cfg, '-j', '%d' % multiprocessing.cpu_count()])
+  cmd = ['bins/%s/%s' % (cfg, bm_name),
+         '--benchmark_out=out.%s.json' % cfg,
          '--benchmark_out_format=json']
   if args.summary_time is not None:
     cmd += ['--benchmark_min_time=%d' % args.summary_time]
-  text(subprocess.check_output(cmd))
+  return subprocess.check_output(cmd)
+
+def collect_summary(bm_name, args):
+  heading('Summary: %s [no counters]' % bm_name)
+  text(run_summary('opt'))
+  heading('Summary: %s [with counters]' % bm_name)
+  text(run_summary('counters'))
   if args.bigquery_upload:
     with open('out.csv', 'w') as f:
-      f.write(subprocess.check_output(['tools/profiling/microbenchmarks/bm2bq.py', 'out.json']))
+      f.write(subprocess.check_output(['tools/profiling/microbenchmarks/bm2bq.py', 'out.counters.json', 'out.opt.json']))
     subprocess.check_call(['bq', 'load', 'microbenchmarks.microbenchmarks', 'out.csv'])
 
 collectors = {